Update README.md

added info about maximum score

README.md

@@ -112,6 +112,8 @@ The score are attributed as follow:\
 4 = great answer\
 5 = outstanding\
 6 = exceptional answer worthy of an oscar, grammy award, or nobel prize (so far only 1/720 replies obtained it)
+The potential maximum score is 156 points, with all answers (including the multi-criterias ones) scoring a 6. This is very unlikely that it will ever be achieved.
+A more realistic and obtainable **maximum score is 130 points**.
 
 ## Deterministic inference parameters