Uh, this is the Microsoft who integrated Dropbox into Office 365 as a first-class citizen, alongside OneDrive. They've discovered that one of the ways to succe

Uh, this is the Microsoft who integrated Dropbox into Office 365 as a first-class citizen, alongside OneDrive. They've discovered that one of the ways to success, aside from vendor lock-in, is to make your product integrate with as many other products as possible