It's a psychological phenomenon similar to cognitive dissonance. He feels the need to stay consistent to his views and this in turn affect the way he attributes his opinion of things. More or less based and what he believes we expect of him, he will act that way.
http://astro.temple.edu/~yperez/Consistency.htm
Hes just a nice humble guy that happens to like video games, and also happens to make them.
I think you're looking far too into things.