Expressions of asceticism has always been popular with some personalities. It crops up in various new forms every once in a while, "monk mode" was big a while

Expressions of asceticism has always been popular with some personalities. It crops up in various new forms every once in a while, "monk mode" was big a while back, and 996 has a lot of the same appeal, you also had Steve Jobs famously living off the floor in his apartment. I think the appeal is about structure more than anything else.