EXIST (or would be too expensive for many) without capitalism and the resulting wealth inequality.
A rising tide truly lifts all boats. Your examples are not helpful because frankly you don’t “need” lower bowl Jazz tickets to be happy; no one does.
Yes, at the margins there will always be some things some people can’t afford. That’s not because of inequality per se, though. It’s because of scarcity. And capitalism didn’t create scarcity. Scarcity is simply a fact.