Where did the man who bought the bitcoin exchange place Mt. Gox from  Jed McCaleb move to?
Mark Karpelès Mark Marie Robert Karpelès (born June 1, 1985), also sometimes known by his online alias MagicalTux, was the CEO of bitcoin exchange Mt. Gox. He moved to Japan in 2009.
Jeffrey Sprecher Jeffrey C. Sprecher (born c. 1955) is an American businessman and is the Founder, Chairman and CEO of Intercontinental Exchange and Chairman of the New York Stock Exchange.