> I would even say that most people can't sustain 50+ productive hours per week for an extended period. I'm not sure, I've noticed that people can sustain it f

> I would even say that most people can't sustain 50+ productive hours per week for an extended period. I'm not sure, I've noticed that people can sustain it for indefinite periods. What happens is pretty massive drop in quality of work output, massive (negative) lifestyle changes, health problems, social isolation, depression / general dissatisfaction with life. I find it really interesting just how often these changes go either completely unnoticed or are noticed but not connected to the cause. It seems to be a particularly harmful emergent property of some combination of some types of human irrationality.