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Jeff Bezos, chairman, president and chief executive officer of Amazon.com Inc., and wife MacKenzie Bezos arrive for morning sessions at the 28th annual Allen & Co. Media and Technology Conference in Sun Valley, Idaho, U.S., on Saturday, July 10, 2010. Allen & Co., the boutique New York investment bank, invites executives from start-ups in media and technology to mingle with bankers and moguls at the event. The mixture, along with presentations trumpeting new business models, has led to acquisitions and investments in the past. Photographer: Matthew Staver/Bloomberg via Getty Images

Jeff Bezos, chairman, president and chief executive officer of Amazon.com Inc., and wife MacKenzie Bezos arrive for morning sessions at the 28th annual Allen & Co. Media and Technology Conference in Sun Valley, Idaho, U.S., on Saturday, July 10, 2010. Allen & Co., the boutique New York investment bank, invites executives from start-ups in media and technology to mingle with bankers and moguls at the event. The mixture, along with presentations trumpeting new business models, has led to acquisitions and investments in the past. Photographer: Matthew Staver/Bloomberg via Getty Images