Work is an important value. Whatever economic viability the U.S. has to experiment with weird social ideas, it's because of generations of people who believed in work as a moral imperative.
All art adds to our social wealth?
Like anything else, some art does, lots probably doesn't. And how do we decide what is bringing us value? Which art should be promoted and which is just a scam, a big pile of poop put in a mason jar?
We circle right back to capitalism. Giving the populace a mechanism to vote for what has value and what doesn't. Money. Attention. Time. Esteem. Fame.
Something that adds value. That isn't a commodity. That would be hard to copy.
Innovation's biproduct is profit.
Really, the vast majority of profit is from non-innovative friction.