Not to everyone. For some it's a business, for some it's a hangout, and for some it's an internship.
But the big picture is that it's all three.
If someone comes into a business where people go to hang out, and causes legal trouble, they don't have to be let back in. Hell, businesses can ban anybody. Sure it's a game on the surface, but if you're looking at the core aspects of how it's run, this is basically a business.