Let's say we've cracked longevity but with the current technology the average max life span is 140 years. We've also cured dementia, and greatly slowed down the affects of again.

What industries would see radical changes due to the sunk cost fallacy not being in play as people are able to go back to school to find a new career, and still have decades of time left to forge new paths?

I see coal dying off over night if it hasn't by then, and jaded programmers wanting a more outdoors orientated career that gets them away from cubicals.