How many hours would you expect Facebook’s Mark Zuckerberg to work in a week? Eighty? A hundred? Infinity? Infinity hours?

Well, apparently Zuckerberg works “only” 50 to 60 hours a week, according to a Q&A he did on Facebook on Tuesday — but that depends on how you qualify “work.”

via Mark Zuckerberg works only 50 to 60 hours a week – Business Insider.