Add note about 10h runtime and trading constraints

README.md

@@ -36,6 +36,8 @@ An experiment in cross-market data fusion. A reinforcement learning agent traine
 
 **The thesis**: read the "fast" market (Binance) and trade the "slow" market (Polymarket) before the price adjusts.
 
+> **Note**: This represents ~10 hours of live trading data from a single run on New Year's Eve 2024. The model traded with a $500 fixed position size and $2,000 max exposure (up to 4 concurrent positions).
+
 ## Results
 
 | Metric | Value |