q_id stringlengths 6 6 | title stringlengths 4 294 | selftext stringlengths 0 2.48k | category stringclasses 1
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c8dkxz | What do businesses use the app “Looker” for? | I’ve read their webpage and wiki but still cannot understand. I know what SQL is and databases, etc. Is it just a way to interact with SQL data through a GUI? | Technology | explainlikeimfive | {
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"esm0b90"
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"text": [
"Looker is a data visualization tool, like Tableau. It takes data in its raw form and presents it in a friendly, human-readable form. It's very common when people like business executives want to peruse data."
],
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7
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c8i3az | Why is it lightbulbs have to be replaced every so often but seemingly small lights (like those that indicate a TV is off/on) can last for 10 years or more? | Technology | explainlikeimfive | {
"a_id": [
"esmz5lg"
],
"text": [
"Older light bulbs are incandescent lights. They make light by heating a small metal filament with electricity. Over time that filament wears out and eventually breaks. Small lights like the power light on an appliance have been mostly LEDs for probably 30 years now. LED... | [
"url"
] | [
"url"
] | |
c8ipl0 | How does fabric work? As in, going from say, raw cotton, to a cotton sheet or T-shirt | I ended up going down a rabbit hole on this subject tonight, I've watched a bunch of "how it's made" episodes and similar things, and I feel like I get the overall process, but there are still parts I can't wrap my mind around. Once cotton has been harvested, and had all the debris removed, it seems to be typically pac... | Technology | explainlikeimfive | {
"a_id": [
"esn5g98"
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"text": [
"Friction Consider this. Take two pieces of paper and lay them on top of each other. Now pull them apart. Easy. Now take two phone books and overlay the pages one at a time. Now try to pull them apart. The friction from all the pages is so high you would need two semi tr... | [
"url"
] | [
"url"
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c8j8ms | How/why does facial recognition have trouble with non-white personnel? | From the MIT researcher that wasn't noticed until she put on a white mask to the 'Kinect hates black people' jokes on gaming channels there are examples but beyond a vague 'there are mostly white men in the tech industry' nothing explains what the software is or is not doing. | Technology | explainlikeimfive | {
"a_id": [
"esn93uj",
"esnfqbo"
],
"text": [
"1. Because it got trained on white faces. 2. Because it uses a poor quality camera that can't accurately resolve the details of dark faces.",
"Machine learning algorithms need lots of labeled data. Essentially a computer is shown a picture of a person... | [
"url"
] | [
"url"
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c8jxip | How do digital video game "keys" work? | Technology | explainlikeimfive | {
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"esneqx4",
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"text": [
"Think of it like a receipt number or proof of purchase. It’s just a serial number used to prove that you purchased the game.",
"Generally speaking it's a combination of 2 sets: 1. A key that follows a certain rule 2. A set of those keys. For example, ... | [
"url"
] | [
"url"
] | |
c8loyp | What are the technical reasons that prevent optical-fiber like broadband-internet bandwidths being directly beamed from satellites to home? | I was looking for the kind of internet speeds that are possible via satellites. GEO satellites tend to have very high latency and LEO constellations like Iridium and Globalstar have lower latencies but their throughput is lesser than ground-based broadband internet. What are the technical reasons that make broadband in... | Technology | explainlikeimfive | {
"a_id": [
"esnq9d6",
"eso0urs"
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"text": [
"The distance the data has to travel from the satellite to your receiver is the main problem. It's the same as being too far away from your wifi router or when there's lots of blockage in the way like walls. For satellite internet the blockages are mostly ... | [
"url"
] | [
"url"
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c8n7gg | Can I run a modern computer game on a supercomputer e.g. Summit with its 148,6 petaflops, why/why not? | The world's fastest supercomputer is the American Summit with its 148,6 petaflops. I don't know exactly what that means, but I'm sure it's fast. The supercomputers are used for AI, various mathematical models and other research fileds in need of massive computing power. But what about say Minecraft or Fortnite, can I r... | Technology | explainlikeimfive | {
"a_id": [
"esnzh1y",
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"text": [
"A supercomputer isn't really comparable to a single desktop PC. Really they're more like lots of servers connected via a very high speed network. In theory you could build a supercomputer from more or less standard PCs, maybe running some custom version o... | [
"url"
] | [
"url"
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c8rjk5 | Why Iran doesn't know how to build a nuke. Hasn't the technology been around for a while and isn't it public knowledge? | Technology | explainlikeimfive | {
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"esp2xg1",
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"text": [
"Its not for lack knowledge but of rescources. Fissionable materials are SUPER rare and SUPER controlled. You can buy them in small amounts but enough to build a weapon would be near impossible to obtain without a third party ... | [
"url"
] | [
"url"
] | |
c8rvia | Why do planes take curved flight paths instead of flying straight to their destination? | Technology | explainlikeimfive | {
"a_id": [
"esp6i54",
"esp6jdg",
"esp6j28"
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"text": [
"It only looks curved because you look at it on a flat map. The earth is a globe - a direct path on a globe will be curved when it is projected on a flat map.",
"They aren’t actually curved. They just look curved when you flatten a globe... | [
"url"
] | [
"url"
] | |
c8rvnt | What is the mechanical process for recycling disposable coffee cups like the ones from McDonalds, which are made from a combination of plastic and paper? | Technology | explainlikeimfive | {
"a_id": [
"espy6t4",
"espx81h"
],
"text": [
"Depends upon your local recycling program. Most programs would not recycle these because it is too expensive. Most programs separate the products that are cost effective to recycle and send the rest to the landfill. Just because you are encouraged to put ... | [
"url"
] | [
"url"
] | |
c8stnn | how do social services such as Snapchat allow you to save almost unlimited amounts of pictures and videos on the cloud. I could only imagine how many millions of people have thousands of things saved, where are these stored? How much space do they take up | Technology | explainlikeimfive | {
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"espj0sn",
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"text": [
"Well, a picture is about 600 KB uncompressed. It can be compressed to around 116 KB without much issue. Let’s assume that there are 100 million people who you Snapchat, and each person uploads 5 thousand photos 100,000,000 * 5,000 = 500,000,000,000 500,00... | [
"url"
] | [
"url"
] | |
c8sv5h | Why is it, with all of our technological advances, that we still don’t have cell service in all areas, especially pretty populated areas? | Technology | explainlikeimfive | {
"a_id": [
"esphdyl"
],
"text": [
"Mainly, it's expensive to build more cell towers, and the companies that provide cell service don't see a need to spend more money on that."
],
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18
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c8t8jz | Why marching into battle in a single file at a moderate pace was favoured instead of just rushing in as fast as you can? | Specifically talking about the period in history when guns were just starting to become widespread among different armies. Wouldn't slowly marching expose the troops to more artillery fire? | Technology | explainlikeimfive | {
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"espqq5e",
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"text": [
"Marching into battle single file was never favored. At any point in time. Marching into battle was done in a formation, such as firing lines with muskets, a shield wall, or a full phalanx. For the period of time you are thinking about, whic... | [
"url"
] | [
"url"
] |
c8u95m | Why do cameras have different framerates for different video resolutions? | The DSLR that I own shoots video at 720p 60fps but 1080p at only 30 fps? Why cant it also do 1080p60? | Technology | explainlikeimfive | {
"a_id": [
"espwxjv",
"espzxei"
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"text": [
"There is typically a limitation in how much data can move or how fast it can be processed. Much like a highway can be filled with fewer trucks for more cars, you can evenly trade off resolution (length of vehicle) for more frames (more vehicles). 720p fra... | [
"url"
] | [
"url"
] |
c8vve1 | If my DVR records content from my cable TV provider (e.g., Comcast), why does it need to have an active internet connection to playback the recordings? | Technology | explainlikeimfive | {
"a_id": [
"esqdqgk"
],
"text": [
"For DVR content, that generally does not require an internet connection, for example, satellite services do not require it for DVR playback. For cable, internet connection should also not be needed, cable is a two-way connection, so you're always \"connected\" to your p... | [
"url"
] | [
"url"
] | |
c935o3 | How does a regulator work? (Scuba Diving) Going down 15ft without one feels like your head is going to explode, but with one you feel fine..? | Technology | explainlikeimfive | {
"a_id": [
"essi6ve",
"essee2g",
"essi6w9"
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"text": [
"It isn't the regulator that helps. The feeling you describe of your head going to explode is the air in your sinuses and inner ear shrinking due to the increased pressure as you dive deeper and deeper. Unless you equalise that pressure your... | [
"url"
] | [
"url"
] | |
c99elo | How do electric circuits work? | I’ve always been very mechanically minded, although when it comes to electronics and circuits, I’m baffled. How can pieces of silicon and metal make my computer turn on, to being able to run games and programmes? | Technology | explainlikeimfive | {
"a_id": [
"esunguh",
"esumz3q",
"esumumw"
],
"text": [
"The eli5: Electricity is a force like gravity. Electrons can feel this force, and flow like water. Wires and circuits are essentially change for the electrons to flow. When they reach a component like a motor they cause it to turn, like a w... | [
"url"
] | [
"url"
] |
c99i53 | - How do hydrogen cars work? Are they better than electric cars? | Technology | explainlikeimfive | {
"a_id": [
"esunivg",
"esuu4h9",
"esuxwl6"
],
"text": [
"Hydrogen fuel cells use the difference in charge between hydrogen and oxygen ions which provides the electric power to drive an engine. URL_0 Better is a rather subjective term and it depends upon what you are measuring and what weight you ... | [
"url"
] | [
"url"
] | |
c9agoi | "Private browsing and what your work can see." | Technology | explainlikeimfive | {
"a_id": [
"esv1nh6",
"esv1ri6",
"esv40oy"
],
"text": [
"As a former IT guy, I can say that we can see the IP address of every computer, and we can see which machines made what requests on our network. So it’s just a matter of looking in the server reports to see what IP accessed what sites, and ... | [
"url"
] | [
"url"
] | |
c9ax6w | 5: Prior to the first moon landing, how did scientists get the necessary data to help them design the equipment required for them to land? For example: rockets, landing gear, space suits and stuff necessary for the astronauts re-entry into earth. | Technology | explainlikeimfive | {
"a_id": [
"esv91at",
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"text": [
"Through space missions and experiments on earth prior to going to the moon. It's why there were space programs, like Gemini, before the Apollo moon missions.",
"In short, a lot of guessing and correcting (trial and error). First, it took the help of t... | [
"url"
] | [
"url"
] | |
c9burx | Why hasn't Bluetooth been replaced by another technology such as infrared wireless, ultra wideband, induction wireless, etc.? | Technology | explainlikeimfive | {
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"esvrf2p",
"esw040g",
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"text": [
"Infrared requires line of sight. Bluetooth which uses radio waves does not. Bluetooth has a 20-30ft of range. Inductive has millimeters of range.",
"It sounds weird, but bluetooth was replaced by bluetooth, which was then replaced by bl... | [
"url"
] | [
"url"
] | |
c9eyvx | What's the situation with 5G? Is it indeed that dangerous as people say? Or only in very high frequencies? Is the public uproar just overreacting? | Technology | explainlikeimfive | {
"a_id": [
"esx8v7n",
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"text": [
"Decades of studies have found no link between cell phones and cancers like brain tumors. & #x200B; It’s easy to find claims online that the greater frequency of 5G alone constitutes a risk. [ URL_0 ]( URL_1 ) observes that “1G, 2G, 3G and 4G use between 1... | [
"url"
] | [
"url"
] | |
c9hrlo | How are developers able to program computers to be better at the game of chess than most humans? | Technology | explainlikeimfive | {
"a_id": [
"esyk6w8",
"esyootb",
"esyx411",
"esyi4xu"
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"text": [
"Chess is very well understood. Early chess computers worked by assigning a value to pieces and then having the computer simulate possible moves and see which ones an average lead to having a \"material advantage\". They would... | [
"url"
] | [
"url"
] | |
c9i7hu | Why is it if I enter a successful password most systems log me in immediately, but if I enter an incorrect one, it takes notably longer? | Technology | explainlikeimfive | {
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"esyp6qm",
"esznjiy",
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"et1gond"
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"text": [
"It's often a method of preventing brute force attacks. If you delay everytime you get a bad password, it slows down the attacks to the point either the attacker gives up or it gives intrusion detection systems ... | [
"url"
] | [
"url"
] | |
c9rgxn | Internet infastructure basics | I'm curious how servers and data centers and everything works. I've researched but everything I've seen seems so academic and high level. I was sincerely hoping someone could give me a quick overview of how something like Netflix or Wikipedia works with an emphasis on the layers or components in the path from company t... | Technology | explainlikeimfive | {
"a_id": [
"et20crt",
"et2393w"
],
"text": [
"The question is how deep you want to go in. On the most basic level, everything is connected by cable. From your computer (either through LAN or WLAN) to you modem/router, to you Internet Service Provider (ISP), to other ISPs to the server. It isn't reall... | [
"url"
] | [
"url"
] |
c9rzan | What exactly is DNS, and what does enabling it do? | Technology | explainlikeimfive | {
"a_id": [
"et1zecz"
],
"text": [
"Without DNS, if you wanted to go to a specific website, you'd have to type into your web browser something like 84.15.136.7:80. With DNS, you can simply put into your web browser URL_0 . The application of DNS is a server that your computer goes to and says \"hey, my us... | [
"url"
] | [
"url"
] | |
c9t5ts | Why was there a countdown on old film movies? | Technology | explainlikeimfive | {
"a_id": [
"et2t3z4",
"et2mqu8"
],
"text": [
"Older films were so massive in terms of how many images were projected per second that they had to split them up into several smaller parts. A 90 minute movie might be broken into four sections of film, all spun into that familiar snowflake looking thing ... | [
"url"
] | [
"url"
] | |
c9tigq | How hyper precise lap time tracking, like in f1 or Olympics works? | Technology | explainlikeimfive | {
"a_id": [
"et429er",
"et357k1",
"et44kfs"
],
"text": [
"For F1, the cars have a transponder in the bottom of the tub, between the front wheels. There are loops burried under the surface of the track that register when the transponder crosses. The transponder transmits a unique code. Each loop de... | [
"url"
] | [
"url"
] | |
ca0o2c | What is DNS over HTTPS? | Technology | explainlikeimfive | {
"a_id": [
"et4w6eg",
"et4w38p",
"et529bs"
],
"text": [
"It's an experimental way of providing DNS resolution via HTTPS. It provides the advantage of not being vulnerable to Man-in-the-middle attacks (due to the TLS encryption in HTTPS), preventing DNS spoofing.",
"DNS is a domain name system... | [
"url"
] | [
"url"
] | |
ca3qto | Why are computers and electronics in general restricted to binary system (0 and 1)? Why not 0,1 and 2? | Technology | explainlikeimfive | {
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"et5mz38",
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"text": [
"I'm no expert, but as I understand it that is because power is either flowing or not flowing to/through a... | [
"url"
] | [
"url"
] | |
ca46ea | Why can electric cars brake solely on induction? | How big would the magnet(s) have to be to equal the braking force of normal brakepads? | Technology | explainlikeimfive | {
"a_id": [
"et5qx0d"
],
"text": [
"When braking through induction the brake force isn't just depending on the strength of the magnet but also the speed of the car. At low speeds induction braking practically does nothing no matter the strength of the magnet as induction depends on the rate of change of t... | [
"url"
] | [
"url"
] |
ca5kfa | Why some DJ's press unnecessary buttons in the mixer while performing? | Technology | explainlikeimfive | {
"a_id": [
"et5yvo1",
"et5y74x"
],
"text": [
"Just because you didn't hear anything doesn't mean it didn't do a thing.. He was probably mixing under his headphones, preparing a transition, cue another song up, layer the beats. And a good dj would do all this in a way that someone who doesn't know the... | [
"url"
] | [
"url"
] | |
ca6xr2 | Why not use 48 Hz for interlaced broadcasting? | From what I read online the PAL uses 50 Hz ,25 odd and 25 even, for interlaced video. What I couldn't find is the mention of using 48 Hz instead of 50 Hz since movies and shows are generally 24 fps. Can someone help explain this or at the very least link me to an article that explicitly mentions why they went with 50 H... | Technology | explainlikeimfive | {
"a_id": [
"et6a5b1"
],
"text": [
"If i remember correctly broadcasting is highly relative to power lines frequency which is 50 Hz in some countries. For example North American NTSC system works with 60 Hz."
],
"score": [
5
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ca9b6p | How does RAM work? | I mean I know how to put it in, but like what does the ram chip actually do? I know it increases RAM storage, but how does that storage work? | Technology | explainlikeimfive | {
"a_id": [
"et72nmz",
"et819yr",
"et72216"
],
"text": [
"Heres an analogy comparing a computer to an office desk Obligatory edit: the context here is OP's question, this is not nor ever was intended to be the end all perfect analogy. Remember ELI5 guidelines folks. The hard drives are long term s... | [
"url"
] | [
"url"
] |
cad13w | Why does data stop working while calling? | Was calling my girlfriend today on my way home. At some point my data stopped working so I couldn't send her any cute pet posts anymore. Ending the call and calling her again fixes it most of the time, but only until it stops working again. I went into the settings to look if I could change that, found a "VoLTE calls" ... | Technology | explainlikeimfive | {
"a_id": [
"et81rcn"
],
"text": [
"It depends on your carrier. You are most likely using a CDMA carrier such as Sprint and this type of infrastructure does not support being on a call and using data at the same time. CDMA is older technology and basically limits the amount of information that can be sent... | [
"url"
] | [
"url"
] |
cadzwb | Why does the price point of a digital camera increase drastically with larger sensor sizes (4:3, full frame, medium format), when it seems like you would need fewer photoreceptors per square inch, and would otherwise be much easier to fit the image technology over a larger space? | Technology | explainlikeimfive | {
"a_id": [
"et88l72"
],
"text": [
"In semiconductor manufacturing you don't really pay for complexity up to a point. Once you've picked a manufacturing technology cost scales most strongly with area, not number of parts you fit in that space. A 1mm x 1mm device costs way less than a 2mm x 2mm device with... | [
"url"
] | [
"url"
] | |
caehsb | How does ping, lags, and so on works in online gaming? | Technology | explainlikeimfive | {
"a_id": [
"et870p8",
"et8got1"
],
"text": [
"Ping = the speed at which a packet of data is sent between one computer and another (or a server). The lower the ping, the faster the data is going back and forth between the two computers. The higher the ping, the slower the data is going back and forth.... | [
"url"
] | [
"url"
] | |
caelsz | How do blood pressure machines work? | Technology | explainlikeimfive | {
"a_id": [
"et88wdj"
],
"text": [
"With no pressure applied there is nothing to push against so no noise is heard. Like high fiving the air. As soon as a sound is audible that means you have matched a certain blood pressure. Continue to increase the pressure and eventually the sound ceases as it has been... | [
"url"
] | [
"url"
] | |
caf0mk | how does an air conditioner work? | Technology | explainlikeimfive | {
"a_id": [
"et8b1to"
],
"text": [
"i can put it in lay terms. ur fridge has a gas container and this gas get really cold when it gets out of the container, so we runnit through tubes which freeze and we blow air around the frozen tubes which cools the fridge. then when the gas comes out the other side of... | [
"url"
] | [
"url"
] | |
cag6zk | Some lower-end video games, especially indie games, run significantly worse compared to higher-end professionally created games on the same machine. Why is this? | Technology | explainlikeimfive | {
"a_id": [
"et8knxq",
"et8jrbr"
],
"text": [
"How programs work behind the scenes is more important to performance than what the graphics look like. AAA titles are usually heavily optimized to get them to run well on a wide range of PCs so the publisher has the largest possible audience. That's a lot... | [
"url"
] | [
"url"
] | |
campjb | how in big hotels, the range of Wi-Fi is practically everywhere and only under one SSID? | Technology | explainlikeimfive | {
"a_id": [
"et9n7bs",
"et9rehh",
"et9na0c"
],
"text": [
"They're using access points. Basically the actual router is connected to several access points across the site and these access points create the wifi signal. But as they're hooked up to the same router and basically just act like an extens... | [
"url"
] | [
"url"
] | |
caobuz | How is space debris tracked? | How can so many tiny pieces of debris going all over the place be tracked and managed? Do other satellites do the tracking, or is it a land based system? | Technology | explainlikeimfive | {
"a_id": [
"eta6gt4"
],
"text": [
"The [US Space Surveillance Network]( URL_0 ) includes both ground-based sensors and satellites that do the tracking."
],
"score": [
3
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[
"https://en.m.wikipedia.org/wiki/United_States_Space_Surveillance_Network"
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]
} | [
"url"
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"url"
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caqtej | Why did underwear become a huge standard in society? How did the notion of wearing clothes under our clothes become a huge success? | Technology | explainlikeimfive | {
"a_id": [
"etagmzi",
"etagp40"
],
"text": [
"I seem to remember reading that it was down to having a layer in between clothes you would wear for multiple days and those you could wash/change on a regular basis so the outer clothes stayed fresher for longer.",
"As for the why - Having your genita... | [
"url"
] | [
"url"
] | |
casjq6 | What does your phone do with all of the excess energy it gets after charging to 100%? | Technology | explainlikeimfive | {
"a_id": [
"etasiq3"
],
"text": [
"Modern phones don't overcharge, by design. Its not safe to do so and could cause damage to the battery or other safety issues. Generally when they reach 100% they stop charging and actually slowly discharge their power down to about 95%, then charge back up and repeat."... | [
"url"
] | [
"url"
] | |
castyx | How can a tiny $399 Go Pro with small battery shoot in 4K 60fps where as the large and bulky $2000 prosumer camcorders that also eat up power bricks of energy from companies like Sony only do 4K 30fps? | Technology | explainlikeimfive | {
"a_id": [
"etb0rcx"
],
"text": [
"4k describes the number of pixels the camera is capturing but there are other factors like color depth that describe how many shades of color the camera is capturing. The Hero 7 can record a bitrate of up to 78 Mb/s. Prosumer cameras can record up to 400 Mb/s. So the Go... | [
"url"
] | [
"url"
] | |
cawgii | What is RGB? | I've seen this on photoshop and other applications. Never seemed to understand what they are meant for. | Technology | explainlikeimfive | {
"a_id": [
"etbkdt1"
],
"text": [
"Basically every pixel on those devices is not whatever color you see. It’s some combination of red green and blue. For instance, when you see purple, you really see high amounts of red and blue with no green in each pixel. This is done to make every color we see in pict... | [
"url"
] | [
"url"
] |
cawuij | how do self driving cars handle snow/icy/slick roads? | It seems like the best way to handle those situations is to “feel the road” and make your best judgement. Is there some software in place for this or will cars treat an icy road like a normal one? | Technology | explainlikeimfive | {
"a_id": [
"etbnsjl"
],
"text": [
"Self driving cars have a large number of sensors, and can detect when the car is sliding. In the same way you \"feel the road\" the software detects the slightest slide or slip and reacts accordingly"
],
"score": [
3
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] |
cazyfj | Besides WiFi how does internet connect or use the same servers on opposite sides of the world, Are there like thousands of kilometers of internet lines that run through the ocean connecting different continents? | Technology | explainlikeimfive | {
"a_id": [
"etc3cyl",
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"etc97qa",
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],
"text": [
"Actually, yes, there are. Going back to the early days of the telephone/telegraph, undersea cables have been laid across the Atlantic and Pacific to carry data between continents. You can find more about them here: [ URL_0 ](... | [
"url"
] | [
"url"
] | |
cb0wp3 | what made the modern Space Shuttle program so dangerous? | Technology | explainlikeimfive | {
"a_id": [
"etc9w32",
"etcan81",
"etca3vp"
],
"text": [
"The main reason the STS was scrapped wasn't actually risk, it was cost. The Space Shuttle was supposed to revolutionise the cost of space travel by being almost fully reusable, but in the end that didn't work out. The boosters splashed down... | [
"url"
] | [
"url"
] | |
cb3d3d | The new iPhones and other flagship phones have 2 cameras to create a bokeh effect. Why do they need 2 cameras while real cameras can do the same effect with only one? | Technology | explainlikeimfive | {
"a_id": [
"etcy3xy"
],
"text": [
"Because the bokeh created by an iPhone is fake, it takes two pictures and combine them by software. Cameras in phones are too small to reproduce depth like a DSLR, so they emulate this effect by using two focal points, one for the focused target and another for the back... | [
"url"
] | [
"url"
] | |
cb78z3 | Why do some countries use second-level domain country codes (. URL_1 or . URL_0 ) and others do not? | Technology | explainlikeimfive | {
"a_id": [
"etdl3pk",
"etdqjvb"
],
"text": [
"TLDR: The DNS is a total mess where none of the established rules really matter. Back in the days when DNS was brand new some nations decided that it would be a good idea to use second-level domains to have their own versions of .com, .net, and .org . URL... | [
"url"
] | [
"url"
] | |
cb8mdj | Battery capacities and charging capabilities | My Macbook Pro has a \~8500 mAh Battery Capacity and there's a portable charger I'm trying to buy, it has a 27000 mAh battery (130W). On paper it should be able to charge my Macbook 3 times, but the website says it'll do one full charge before depleting completely. How does this work? | Technology | explainlikeimfive | {
"a_id": [
"etdtlal"
],
"text": [
"The macbook's battery is almost certainly a few cells in series to create a higher pack voltage, such as 11.1volts. 11.1V 8500mah is close to 27000mah at 3.7v, assuming nearly perfect conversion/charging efficiency (a really unrealistic assumption, but who cares)"
],
... | [
"url"
] | [
"url"
] |
cb8qm1 | How to doctors keep your heart beating during bypass surgery? | Technology | explainlikeimfive | {
"a_id": [
"etdu7an"
],
"text": [
"They don't, they use a machine to circulate your blood while your heart is being operated on."
],
"score": [
6
],
"text_urls": [
[]
]
} | [
"url"
] | [
"url"
] | |
cbb36e | Why can't advertisers just buy space on a website from the host, and effectively avoid ad-blocker that way? | What I mean is if an advertiser says to a guy that owns a website, to put a literal image of an ad on their site, with maybe a hyperlink on it. That wouldn't trigger the adblocker, would it? Since it's a part of the website, an image on the site? | Technology | explainlikeimfive | {
"a_id": [
"eteblmt",
"etedgi2"
],
"text": [
"For large websites, to display all of the advertisers that request this would require constant updating. Also, when advertisers use Google’s ad service, they advertise on multiple websites. They would have to pay one website to display their ad instead of... | [
"url"
] | [
"url"
] |
cbca6f | Why do certain songs sound louder than others even when they’re played at the same volume? | Technology | explainlikeimfive | {
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"eteoa5q",
"etekebc",
"etenu16",
"etf31p6",
"eteklbk",
"etf2zjr",
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],
"text": [
"One thing to blame is the [Loudness War]( URL_0 ), where producers mastered their albums to be louder on the radio than other songs.",
"There's an audio techniqu... | [
"url"
] | [
"url"
] | |
cbdsm9 | how do android apps collect data after we deny them permissions ? | ref: [More than 1,000 Android apps harvest data even after you deny permissions]( URL_0 ) [1] once we deny permission, how do the apps still have access to those data? [2] what does the "deny permission" setting actually do? [3] is it one of those "fake switch" things that do nothing internally ? [4] was google aware o... | Technology | explainlikeimfive | {
"a_id": [
"etf6h9w",
"etf7vwm"
],
"text": [
"1. After skimming TFA, it seems that these apps work around not being allowed to access location data by doing things like reading the location tags in photos if they have access to those or using GeoIP-like databases to locate the phone's IP address when... | [
"url"
] | [
"url"
] |
cbf5d2 | If I disconnect my desktop from the internet and power source for a couple of weeks, reconnect the power and start it up, how does it keep the correct time and date? | Technology | explainlikeimfive | {
"a_id": [
"etf0q4x"
],
"text": [
"The motherboard has an onboard battery (usually something like a CR2032 button battery) that it uses to keep a small bit of storage running. That storage contains your BIOS settings (boot order preference, BIOS password, etc) and a system clock. The system clock has a t... | [
"url"
] | [
"url"
] | |
cbk6h8 | What is Redstone in minecraft and who are it's "engineers"? | Technology | explainlikeimfive | {
"a_id": [
"etg2pj4",
"etg2pk8"
],
"text": [
"Redstone is a system in Minecraft based around a fictional substance called \"Redstone Dust\" that can communicate pseudo-electrical signals between various blocks and components. The system has enough components in it to make functional logic and memory ... | [
"url"
] | [
"url"
] | |
cbl92e | ; How does Instagram know the difference between male and female nipples when detecting nudity? | Technology | explainlikeimfive | {
"a_id": [
"etge3uo",
"etgdjrk",
"etglcyl"
],
"text": [
"Image recognition and machine learning built off of user reports. So digital images are just really long strings of numbers and code derived from an algorithm right? If you didn't have the algorithm to decode the jumbled mess of letters int... | [
"url"
] | [
"url"
] | |
cblpir | Can a smart watch charge from everyday movement? | We are moving around all the time, so doesn't that have energy associated with it? Can't the watch somehow use that energy to charge the battery? Then, you wouldn't have to plug it in to charge, it would just always be getting energy from your movements. | Technology | explainlikeimfive | {
"a_id": [
"etgf364"
],
"text": [
"For \"dumb\" watches we have had automatic movements which wind themselves with a free spinning pendulum inside the watch. The problem with converting that into smart watch tech is efficiency. There are a few companies trying to solve this right now. Sequent is one of t... | [
"url"
] | [
"url"
] |
cbpalo | How do refrigerated/freezer trucks keep their batteries from dying quickly? | Also, how long do they last and do they keep cooling even when not hauling anything? | Technology | explainlikeimfive | {
"a_id": [
"eth7gls"
],
"text": [
"The trailer has a separate fuel source for the trailer. Basically, fuel feeds generator, generator runs ac."
],
"score": [
8
],
"text_urls": [
[]
]
} | [
"url"
] | [
"url"
] |
cbquzf | Why in old films of NASA and USSR rocket launches do the NASA engines emit yellow flames and USSR 's are blue? | > I've been watching "Chasing The Moon" on PBS and in the historical films of NASA launches the US vehicle engines pour out a very yellow, smokey and less structured flame than films of Soviet rockets where there's very little smoke and the flames look almost like what you would see on a gas stove. Blue and a very tigh... | Technology | explainlikeimfive | {
"a_id": [
"ethl1kr"
],
"text": [
"It could be the fuel as almost all US rockets use liquid oxygen + kerosene which results in yellow glowing exhaust due to all the carbon left in it. Though the most used Russian launch vehicles were/are from the R-7 family that use the same fuel and generally their exha... | [
"url"
] | [
"url"
] |
cbsi2b | how can phones be waterproof when they have so many holes (charging port, headphone jack, etc)? | Technology | explainlikeimfive | {
"a_id": [
"ethv84v",
"etii4uw"
],
"text": [
"Any holes, like the charging port and headphone port are sealed so water cannot get into the body of the phone. The seals are fairly thin which is why they are only good to about 5 meters, to much pressure will allow water to seep through.",
"Those ar... | [
"url"
] | [
"url"
] | |
cbumby | Why high level languages implement purticular flow control mechanisms? | Only recently I discovered Ben Eater's video on how to make a computer Turing complete. I was thinking about such things a lot myself lately. After I argued to myself that conditional jumps are necessary for Turing completeness, I started to think about why higher level languages decided to implement specific flow cont... | Technology | explainlikeimfive | {
"a_id": [
"etibn72"
],
"text": [
"If you want to perform the same set of actions lots and lots of times, you're going to want a conditional loop to do it, rather than retyping out the same block of code a thousand times."
],
"score": [
4
],
"text_urls": [
[]
]
} | [
"url"
] | [
"url"
] |
cbwfsu | How do one use game codes work and would I be able to randomly enter numbers until one works? | Technology | explainlikeimfive | {
"a_id": [
"etiqblq",
"etip499"
],
"text": [
"> **would I be able to randomly enter numbers until one works?** & #x200B; ~~No.~~ Incredibly unlikely. In fact *extra* unlikely because of the following: & #x200B; * These kinds of codes use something called a **checksum**. * A checksum is a set of rules... | [
"url"
] | [
"url"
] | |
cbyw1w | How do hybrid cars work? (Simple version please!) | Technology | explainlikeimfive | {
"a_id": [
"etj8i9l"
],
"text": [
"Hybrid vehicles are electric vehicles which use a gasoline motor to charge the battery. Why do they do this? Gas engines are designed to work well and most efficiently within a certain RPM range. In a typical gas car, this means that in order to keep the gas engine work... | [
"url"
] | [
"url"
] | |
cbzp90 | Why does radiation distort film? | Watching NOVA: Building Chernoblys Megatomb and they show old footage from inside. In the footage you see all these white flashes spark across the screen like an old video camera from well the....80's lol is the distortion caused by the radiation or the technology of the time? | Technology | explainlikeimfive | {
"a_id": [
"etjhvqw",
"etjge4f"
],
"text": [
"Ionizing radiation can expose photographic film. It was even used for personal radiation dose monitoring. People wore opaque badges with bits of film inside. After a period of time the film would be developed and the exposure calculated. Photographic film... | [
"url"
] | [
"url"
] |
cc1dzo | Why do you get better performance when playing a PC game in Windowed (Borderless) than you do in Fullscreen? | Technology | explainlikeimfive | {
"a_id": [
"etjrxmr",
"etjsutp",
"etk514w"
],
"text": [
"The only thing I can think of which would cause full screen to work worse than windows mode (borderless or otherwise) is because of: * outdated drivers * resolution outside optimal settings (such as resolution set too high or too low) * v-s... | [
"url"
] | [
"url"
] | |
cc1fqz | What’s the difference between different sound file extensions like .mp3 vs. .wav? Is there any cost to converting from one to another? | Technology | explainlikeimfive | {
"a_id": [
"etjsjn0",
"etjs8sf"
],
"text": [
"In some cases, the extensions indicate the container types and not necessarily what is in them. Most times, like in the example case, the extension indicates the types of CODEC (file compression) was used to reduce the audio. The [MP3 uses MPEG1 (or 2) Au... | [
"url"
] | [
"url"
] | |
cc377e | How are we able to get such crisp pictures of astronomical objects, when the earth is constantly moving and destabilizing the image? | Technology | explainlikeimfive | {
"a_id": [
"etk5upd",
"etkcuq9"
],
"text": [
"I mean while we're constantly moving (and at a pretty snappy pace), the objects we're photographing are so far away that relative to us they seem relatively static over short time periods - just like when you're in the car driving and the Moon seems to st... | [
"url"
] | [
"url"
] | |
cc4rt6 | Inspired by recent meme on r/steam, How does verifying the cache of a steam game (TF2, CS:GO, etc) solve so many problems that could be lengthy fixes? | Technology | explainlikeimfive | {
"a_id": [
"etkhdty"
],
"text": [
"To explore what cache verification does, it's important to be passingly familiar with a particular concept in computer science: that of the *checksum.* A file's checksum, briefly, is a small piece of data that a computer can create by looking at the ones and zeroes that... | [
"url"
] | [
"url"
] | |
cc6e8b | How do places like Churches or MacDonald's avoid losing internet over illegal download copyright strikes from ISP's due to random folks who use their net? | Technology | explainlikeimfive | {
"a_id": [
"etkui6e",
"etl4sq1"
],
"text": [
"I had no idea that churches had wifi. & #x200B; But any big company will have a specific type of networking that disallows connection until a browser is opened to a specific webpage(usually it will open if you are connected and haven't been there yet) tha... | [
"url"
] | [
"url"
] | |
cc6w7e | why do unused tabs drain CPU power | Technology | explainlikeimfive | {
"a_id": [
"etkx0x7",
"etl0y09"
],
"text": [
"They may be unused, but they’re probably running a bunch of JavaScript crap on the page. Things like banner ads rotations or animations. All those burn cpu cycles whether the page is the focus or not.",
"On a separate note, you can use Chrome flags (i... | [
"url"
] | [
"url"
] | |
ccao1o | why a submarine drone hasn't uncover all of Mariana Trench | YT suggested clips on Mariana Trench so after a few vids I noticed it's all speculation. Yes it's 36k feet deep and the pressure would crush a person. So why no submarine drone? Or stay at a reasonable depth and shine a spotlight down?? | Technology | explainlikeimfive | {
"a_id": [
"etlj3eq",
"etlj68w"
],
"text": [
"The Mariana Trench is 2500 km long and about 70 km wide covering an area roughly the size of Florida. Light doesn't travel well underwater, it only makes it about 200 meters so you can't even survey much of the trench at a time. If you've got a zippy dron... | [
"url"
] | [
"url"
] |
ccdhp8 | Why is a PIN more secure than a password in Windows 10? and why is considered a passwordless method? | Microsoft is promoting its "Windows Hello" login system as a passwordless login system, aside from the biometrics methods, there is also a PIN method which according to Microsoft website is more secure because: PIN is local to the device PIN can be complex (not only numbers) Is not all this what a password has always b... | Technology | explainlikeimfive | {
"a_id": [
"etm3isq"
],
"text": [
"PIN is tied to the device One important difference between a password and a Hello PIN is that the PIN is tied to the specific device on which it was set up. That PIN is useless to anyone without that specific hardware. Someone who steals your password can sign in to you... | [
"url"
] | [
"url"
] |
ccfekg | Why do Bluetooth and Wifi use the same frequencies? | My girlfriend recently got a pair of wireless earbuds and noticed that they functioned poorly if at all next to her router when compared to anywhere else in her house. I was curious if they ran on the same frequency and if it was caused by interference and apparently my suspicions were correct. From what I've gathered,... | Technology | explainlikeimfive | {
"a_id": [
"etmhdu4"
],
"text": [
"Because the FCC is who allows you to transmit over the air, they allow manufacturers to make devices that transmit in certain bands depending on what the device does. WiFi and Bluetooth are relatively new technologies, before this the 2.4 GHz band was considered useless... | [
"url"
] | [
"url"
] |
ccfthv | If Ethernet cable can transfer so much data, why not use this instead of HDMI and other cables for data. | In physics class I remember using Ethernet cables to connect two “gates” used to measure speed for objects. I also know that Line 6 guitars use an Ethernet cable to connect your guitar to your guitar processor. We also use an Ethernet cable to power our LAN phones at work. So why is the Ethernet cable not the master ca... | Technology | explainlikeimfive | {
"a_id": [
"etmlu8k",
"etn5as8",
"etmxnyw",
"etmx8w5",
"etn5boy"
],
"text": [
"> So why is the Ethernet cable not the master cable of electronics? You actually hit an idea that has been getting traction off and on for a decade or so. Basically, you CAN use Ethernet for all sorts of other ... | [
"url"
] | [
"url"
] |
cck2u8 | How do they get the footage for ocean documentaries? | I'm watching Blue Planet and I have so many questions. Do the filmmakers use manned vessels with cameras? If so, how do they get so close to where the animals and ocean life continue to act naturally? Do they use some kind of remote controlled camera? How about the Deep? How do they capture such high quality footage wi... | Technology | explainlikeimfive | {
"a_id": [
"etnftm9",
"etnj9qr"
],
"text": [
"There are many ways that it can be filmed. Some may be by drivers physically filming underwater. The do used manned submarines and underwater drones (basically remote controlled submarines). I spent time in the past looking up how they film in the very de... | [
"url"
] | [
"url"
] |
cclv5d | Mobile phone game ads where you can play the advertised game in the ad. How does that work? | Technology | explainlikeimfive | {
"a_id": [
"etnwqcs",
"eto4mam"
],
"text": [
"It's the same as if you were playing a flash game in the browser. When the ad comes in, it loads this \"flash\" game, it's a specifically designed ad that allows you to play for 30 seconds and then it turns off to a normal static ad usually",
"Sometim... | [
"url"
] | [
"url"
] | |
ccnous | Why does it take so long to manufacture contacts for a person who has a bad astigmatism? | Technology | explainlikeimfive | {
"a_id": [
"etomky6"
],
"text": [
"They are made with your prescription strength but also with a weighted side so that gravity spins them to make them align to match the shape of your eye. Since there are so many variables they usually don't have your perfect set in stock and have to custom order them. T... | [
"url"
] | [
"url"
] | |
ccpt1e | Engines | Quite a few questions: 1a) How does gearing work? b) How can the fuel consumption not be higher at higher gears, as youre moving faster, therefore needing more fuel. 2) Turbos! What are they! 3) Electricity, how does the engine make power to charge stuff in the vehicle, is there a seperate generator?!?!?! 4) How come, ... | Technology | explainlikeimfive | {
"a_id": [
"etoka0o"
],
"text": [
"Not an expert on all your questions, but I’ll have a stab at it: The gearbox (speaking of a manual) is full of pairs of gears of different ratios. Like a bicycle, when you use a bigger gear on the driven side and a smaller gear on the non-driven side you get more power ... | [
"url"
] | [
"url"
] |
ccq03z | How do computer machines/smartphones keep track of time? | Technology | explainlikeimfive | {
"a_id": [
"etoivqz"
],
"text": [
"Computers use an internal clock powered by battery/capacitor, and smartphones use data sent to them from satellites. This is why smartphones automatically change the time based on where you are on the planet as well as daylight savings time if you are in a region that o... | [
"url"
] | [
"url"
] | |
ccqgqd | How do cops easily pick out the person speeding on a busy road with only a radar gun? | Technology | explainlikeimfive | {
"a_id": [
"etom5ei"
],
"text": [
"Well... Anyone can figure out who is speeding on a busy road, relative to the other vehicles around it moving at a normal rate (speed limit). The radar gun, let's them know the speed for the official report and ticket."
],
"score": [
3
],
"text_urls": [
... | [
"url"
] | [
"url"
] | |
cctmja | How do dehumidifiers work and how do they collect so much water in a seemingly dry room | Technology | explainlikeimfive | {
"a_id": [
"etp85l2",
"etp8dce",
"etp7mtp"
],
"text": [
"I'm gonna blow your mind here: Gases can dissolve liquids. Air dissolves a little bit of water into it, which is another way of looking at evaporation. This dissolved water cannot stay dissolved if the air gets cold enough, and when this ha... | [
"url"
] | [
"url"
] | |
ccv1et | How does a car radio "hold onto" a weak signal for a long time, but if you change the channel and try to change it back, it can't pick up on it again? | This also works on an internet signal. | Technology | explainlikeimfive | {
"a_id": [
"etpmkvo"
],
"text": [
"If you are using the seek or scan function there is a minimum signal threshold for the radio to stop on a certain frequency. It is designed to not stop on scratchy radio stations. In other words, \"It's a feature!\" It only becomes an issue when your traveling takes you... | [
"url"
] | [
"url"
] |
ccvsjg | How are files compressed? | I've recently rewatched silicon valley and this aspect of the show intrigued me. | Technology | explainlikeimfive | {
"a_id": [
"etpnh1n"
],
"text": [
"There are lots of different ways of compressing things, but one of the most common that works for a variety of file types is to find repetitive patterns and remove them. For example, imagine you had a book where the main character had a *really* long name that came up o... | [
"url"
] | [
"url"
] |
cd1mat | When you turn down or up the volume on devices with either a wheel or button, what actually happens that allows it to sound quieter or louder? | Technology | explainlikeimfive | {
"a_id": [
"etqtvsz",
"etrgw7s",
"etrbona",
"etra2er",
"etraa3j",
"etqum4y"
],
"text": [
"A volume knob or wheel is an example of a device called a *potentiometer*, which is a device that adjusts the voltage going down a wire by increasing or decreasing the electrical resistance. If t... | [
"url"
] | [
"url"
] | |
cd4rsq | How does video-game save data work? Particularly in modern, expansive and intricate games | Technology | explainlikeimfive | {
"a_id": [
"etrhvcq"
],
"text": [
"Typically, games are saved my finding the minimum possible data needed to save all of the information needed. This data is saved in binary as bits on a hard drive, and it can take billions of these bits to store a particularly large file such as PUBG's or ArmA's maps. T... | [
"url"
] | [
"url"
] | |
cd4z41 | How do we know the internal temperature of our planet? | Technology | explainlikeimfive | {
"a_id": [
"etrjrh9"
],
"text": [
"We measured the melting point of iron at various pressures, and we know what depth the iron core transitions from solid to liquid. This allows us to know the temperature at this boundary, and we can extrapolate some from there."
],
"score": [
9
],
"text_urls... | [
"url"
] | [
"url"
] | |
cd5kdp | If we use electron microscopes to see atomic nuclei but we can't see the electrons because they're smaller than the nuclei how do we use electrons in the microscope? | Technology | explainlikeimfive | {
"a_id": [
"etrq70x",
"etryc5z"
],
"text": [
"An electron microscope is sending out a stream of electrons that then bounce back and are picked up as data and then converted to a visual image.",
"We can't actually *see* atomic nuclei. We can see bonded atoms because electrons are much smaller than... | [
"url"
] | [
"url"
] | |
cd75jb | Why are some items recyclable while other seemingly identical items are not? | For example, I have a plastic milk jug that has a recyclable stamp on it, while I have a vinegar jug that does not. | Technology | explainlikeimfive | {
"a_id": [
"ets5acc",
"etsfen9"
],
"text": [
"The simple answer is they are made of different types of plastic. Vinegar is acidic so it may use a different plastic in order to maintain the integrity of the bottle compared to milk which is way more neutral.",
"Just the fact is doesn't say it is re... | [
"url"
] | [
"url"
] |
cd89tc | How do radio stations gauge how many listeners they have? How accurate is it? | Technology | explainlikeimfive | {
"a_id": [
"etsc23t"
],
"text": [
"Radio stations in the US don't measure it themselves. A separate company called Nielsen does. You've probably heard of \"Nielsen ratings\" for TV? Well they do basically the same thing for radio. For radio, they do it two main ways, 1) They give people diaries, yes diar... | [
"url"
] | [
"url"
] | |
cdfc2n | What technological advancements have occured for the 5G mobile network to be so much faster than it's predecessor? | Technology | explainlikeimfive | {
"a_id": [
"ettq5fu",
"ettpz8n"
],
"text": [
"I used to be a patent lawyer for some of the companies doing this work (Ericsson, Qualcomm, etc.) so I feel pretty comfortable answering this. In my opinion, there haven’t been any truly groundbreaking technologies in this field that have allowed for 5G. ... | [
"url"
] | [
"url"
] | |
cdijp2 | How do my solar power calculators that I never expose to direct sunlight work for so long. | I use calculators in my study that gets almost no natural light, and I've never had any die on me. | Technology | explainlikeimfive | {
"a_id": [
"etu36tz",
"etu4hgf"
],
"text": [
"Artificial lights, such as florescent lights and incandescent bulbs, mimic the sun's spectrum. Therefore, the calculator doesn't know it is getting charged by artificial light and not natural.",
"Calculators require very little energy to work so very ... | [
"url"
] | [
"url"
] |
cdj2tj | When videogames are in development for years on end and there's new generations of consoles, how the hell do they keep up with adjusting the quality and graphics? e.g : Kingdom Hearts 3, FF15, etc. Do those videogames just constantly rework their textures ? | Technology | explainlikeimfive | {
"a_id": [
"etu7wdq"
],
"text": [
"> do the devs just constantly rework or update the graphics of their game? No, they develop with the idea of what kind of graphics that will be possible in that time. When it comes to 3D models; they are made at the \"highest\" quality and then reworked to \"lower\" qua... | [
"url"
] | [
"url"
] | |
cdjq5k | when shopping online at a store that has physical locations, why does it almost always not have the "closest store" correct? | I shop online at [ URL_1 ]( URL_0 ) to see if I can run in and grab something and not wait for shipping. When I click on "store availability" it almost always has a store within 150 miles of me but never my exact store. How can it know to be close but not close enough? If there are some cookies online wouldn't that all... | Technology | explainlikeimfive | {
"a_id": [
"etubu29"
],
"text": [
"Because the website is looking at the address of your ISP, and the physical address for their hub is not normally in your backyard. It gets even worse when you are using mobile data, the last point in the chain of hubs between you and the store could be in another state... | [
"url"
] | [
"url"
] |
cdsa2s | What are the cores and threads on a processor and why does it seem like more = better? | I've been looking for a new processor to buy because my current one is pretty bad. I quickly found that apparently cores and threads are a thing. How do they work, why do they matter, and why would you want more or less of these in your CPU? | Technology | explainlikeimfive | {
"a_id": [
"etw29wr"
],
"text": [
"In bare bare basic terms a core is like an office and a the threads workers. More cores more space for workers. Some processors are able to have 2 workers per office (hyperthreading Intel and multithreading amd). More workers more productivity. Although it is not always... | [
"url"
] | [
"url"
] |
cdv53j | What is Kernel? | Technology | explainlikeimfive | {
"a_id": [
"etwiyvo",
"etx6k5f",
"etwjkxi",
"etx4hq9",
"etwui08",
"etwiwgg",
"etxtzza",
"etxdjfn",
"etx2yu0"
],
"text": [
"The kernel is a section of code within a computer's operating system that has the most amount of privilege and has direct access to the hardware. When... | [
"url"
] | [
"url"
] | |
ce1k22 | What actually is a game engine, and how do they differ from one another? (e.g. Unreal Engine vs Cryengine) | Technology | explainlikeimfive | {
"a_id": [
"etxptzz",
"etzd376",
"etxssc5"
],
"text": [
"Think of the game engine like a medium, or a canvas, a computer world where the laws of physics have been made, but it's completely, or very nearly, empty. Even though it's called an engine, it's all just computer programming. Once you have... | [
"url"
] | [
"url"
] | |
ce1o2l | How are emergency numbers (e.g. 911) handled near borders of countries? | What happens if the calls get to the other country? | Technology | explainlikeimfive | {
"a_id": [
"etxrv1a",
"etxtvaf",
"etxrtxe"
],
"text": [
"Well in the EU it's the same for all countries and they route 112 to the nearest emergency dispatch. While standing in one country and being connected to a different countries cell tower could cause issues they generally inform the correct ... | [
"url"
] | [
"url"
] |
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