I would rephrase 'reinforces their identity' to 'helps maintain their sanity and happiness'. I am not even saying they don't take a hit to their productivity.

I would rephrase 'reinforces their identity' to 'helps maintain their sanity and happiness'. I am not even saying they don't take a hit to their productivity. Just that that's not the important metric to those folks, they just would dread a job where they're isolated.