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
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)