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SWITZERLAND - JANUARY 25: Mark Zuckerberg, founder of Facebook, participates in a discussion during the World Economic Forum in Davos, Switzerland, Thursday, Jan. 25, 2007. (Photo by Daniel Acker/Bloomberg via Getty Images)

SWITZERLAND - JANUARY 25:  Mark Zuckerberg, founder of Facebook, participates in a discussion during the World Economic Forum in Davos, Switzerland, Thursday, Jan. 25, 2007.  (Photo by Daniel Acker/Bloomberg via Getty Images)