Kurt DelBene, President of the Microsoft Office Division, talks about Microsoft Office 365 at a news conference in San Francisco, Tuesday, Oct. 19, 2010. (AP Photo/Paul Sakuma)

Photo by: Paul Sakuma

Kurt DelBene, President of the Microsoft Office Division, talks about Microsoft Office 365 at a news conference in San Francisco, Tuesday, Oct. 19, 2010. (AP Photo/Paul Sakuma)