Microsoft's Office 2013 Is Software for the Cloud

Office 2013 has its eye on the cloud—but not your iPad
Illustration by Erik Marinovich

When Microsoft said it would buy Yammer for $1.2 billion last June, many in Silicon Valley scoffed that the deal was a costly disaster in the making. Microsoft wanted to join forces with a hip maker of social networking tools for businesses that delivers its product as an evolving Web service. The culture clash was expected to result in Yammer’s employees being overburdened with bureaucracy. The prediction was they would flee in droves. “We were quite concerned about this coming together of two worlds,” says Adam Pisoni, Yammer’s co-founder and chief technology officer.

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