Yes, building stories out of the experience of applying mechanics is the thing unique to games, "agency as art." We tend to call games "good" when they most res

Yes, building stories out of the experience of applying mechanics is the thing unique to games, "agency as art." We tend to call games "good" when they most resemble one of the other two prominent narrative art formats, movies and novels. But games aren't better at being those media than those media themselves are, it's a creative dead end imo. He seems to have a really good sense of what games can do that is actually unique to the medium of games.