Key Speakers And General Views From The Google I/O 2012 Conference [Getty Images]

Sergey Brin, co-founder of Google Inc., wears Project Glass internet glasses while speaking at the Google I/O conference in San Francisco, California, U.S., on Wednesday, June 27, 2012. Google Inc. unveiled a $199 handheld computer called the Nexus 7 that features a 7-inch screen and is designed to help the company vie with Apple Inc., Microsoft Corp. and Amazon.com Inc. in the surging market for tablets. Photographer: David Paul Morris/Bloomberg via Getty Images

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