Rakuten CEO Mikitani, Google EVP Rubin, Twitter Co-founder Dorsey, Skype Co-founder Zennstrom Speak At Japan New Economy Summit [Getty Images]

Andy Rubin, senior vice president at Google Inc., attends the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

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