> Second, our society spends a lot of time shaping culture and people to extract value from them.

The usual trope here is that smarter people recognize this and see through the cage, leading to less overall happiness vs. "ignorance is bliss" where you don't recognize you are in a cage at all.

It's just that though, a trope. I'd argue happiness is more determined by emotional intelligence than anything, which an IQ test isn't going to measure.