Microsoft founder and philanthropist Bill Gates speaks during the opening session of the Abu Dhabi Media Summit in United Arab Emirates, Tuesday Oct. 9, 2012. (AP Photo/Kamran Jebreili)

Associated Press
Microsoft founder and philanthropist Bill Gates speaks during the opening session of  the Abu Dhabi Media Summit in United Arab Emirates, Tuesday Oct. 9, 2012. (AP Photo/Kamran Jebreili)
Microsoft founder and philanthropist Bill Gates speaks during the opening session of the Abu Dhabi Media Summit in United Arab Emirates, Tuesday Oct. 9, 2012. (AP Photo/Kamran Jebreili)
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