I have to give MSFT some credit in this situation, for once. The acquisitions of Yammer and Skype, and evolution of the Azure and Office 365 platforms, are corn

I have to give MSFT some credit in this situation, for once. The acquisitions of Yammer and Skype, and evolution of the Azure and Office 365 platforms, are cornering the cloud collaboration market in the enterprise. MSFT has set a clear strategy in the cloud collab market up and down the stack, and it's paying off.