FILE PHOTO: Steve Ballmer, chief executive officer of Microsoft Corp., speaks during the grand opening of a company store in Troy, Michigan, U.S., on, Friday, June 28, 2013. Ballmer will retire within the next 12 months after more than a decade leading the worlds largest software maker, Microsoft said Aug. 23. Photographer: Bryan Mitchell/Bloomberg via Getty Images
FILE PHOTO: Steve Ballmer, chief executive officer of Microsoft Corp., speaks during the grand opening of a company store in Troy, Michigan, U.S., on, Friday, June 28, 2013. Ballmer will retire within the next 12 months after more than a decade leading the worlds largest software maker, Microsoft said Aug. 23. Photographer: Bryan Mitchell/Bloomberg via Getty Images

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    Choosing new CEO crucial for Microsoft

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Choosing new CEO crucial for Microsoft

CNN's Maggie Lake talks to Ed Maguire from CLSA about Microsoft's future.

Choosing new CEO crucial for Microsoft

CNN's Maggie Lake talks to Ed Maguire from CLSA about Microsoft's future.