Isn't it the same at Google? But there they do their regular work in nights and weekends instead. That's just what I've gathered from reading articles about Go

Isn't it the same at Google? But there they do their regular work in nights and weekends instead. That's just what I've gathered from reading articles about Google workers. Maybe I'm wrong and they really do work no more than 40 hours per week, including the 20%. But that is not the impression I've gotten from reading.