Game-theoretic reasoning requires best response in imperfect information games

[Edit 2026-06-14: When writing this essay I was still unfamiliar with academic computational game theory and its terms. What I'm really after is opponent modeling. I'll write more on this in the future.] [Edit: My core intuition here is correct, but I'm not expressing well how my approach to Nash differs from Nash computed by CFR. In fact, because of that, the argument is a bit messy and may sound…