I think he is opinionated, in that he knows what he likes so will do that and not waste time on anything else. But snob implies he'd judge you for not liking th

I think he is opinionated, in that he knows what he likes so will do that and not waste time on anything else. But snob implies he'd judge you for not liking the same things, which I definitely disagree with. I do agree he has a bit of a cult following.