Two hours a night: Japan PM’s sleep schedule prompts concerns about work-life balance
(www.theguardian.com)
Holy fuck 2-4 hours regularly just kills you
I had some weeks working 20h per day and only sleeping 2x1.5h, but that's nothing I could keep up long term - and I was still young, when I faced those situations.
Can't think of a way to do this now without medication