Two youngsters play in a Minecraft tournament Aug. 9 in Ascot, England. Miles Willis/Getty Images for Ascot Racecourse hide caption

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Satya Nadella, who's reportedly in line to be Microsoft's next CEO. Stephen Brashear/AP hide caption

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A man walks past a Microsoft billboard featuring Windows XP in November 2001 in Beijing. Kevin Lee/Getty Images hide caption

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Those are the hands of David Bradley, an original member of the IBM PC team and the inventor of the control-alt-delete function, hitting the right keys. Bob Jordan /AP hide caption

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Nokia was the only large phone manufacturer in the world to commit to selling phones running Microsoft's operating system. Now Microsoft is buying Nokia's mobile phone business. Timothy Clary/AFP/Getty Images hide caption

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Don Mattrick, president of Interactive Entertainment Business at Microsoft, greets the crowd at the Xbox One reveal event in Redmond, Wash., last month. Stephen Brashear/Invision/AP hide caption

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