FILE - In this Wednesday, Nov. 17, 2010, file photo, Twitter co-founder and former CEO Evan Williams speaks at the Web 2.0 Summit in San Francisco. Williams, 41, emerged as Twitter's largest

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FILE - In this Wednesday, Nov. 17, 2010, file photo, Twitter co-founder and former CEO Evan Williams speaks at the Web 2.0 Summit in San Francisco. Williams, 41, emerged as Twitter's largest shareholder by seizing an opportunity that arose as his podcasting startup, Odeo, foundered. (AP Photo/Paul Sakuma, File) less 

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Associated Press
Thu, Nov 7, 2013 12:41 AM EST