One of the questions I really want to understand in my life is how to determine whether a given physical system has a model of the world. I'm always happy when I see people interested in the same question because a lot of people don't get the question.
It is important to keep *epistemic* and *phenomenal* transparency apart. Phenomenally opaque states do exist! Shortest summary is here:https://link.springer.com/article/10.1023/B:PHEN.0000007366.42918.eb …