Satya NadellaTwenty years ago at Microsoft’s first annual TechEd conference, we gathered to talk about the industry transformation from mainframe to minis to client/server computing. The vehicle for that transformation was the Windows operating system. Today at TechEd, we’re again talking about the industry transformation: the transformation to the cloud. Once again, the Windows operating system is the vehicle for this transformation.

Let me step back. At the most basic level, any operating system has two “jobs”: it needs to manage the underlying hardware, and it needs to provide a platform for applications. The fundamental role of an operating system has not changed, but the scale at which servers are deployed and the type of applications now available or in development are changing massively. On the hardware front, the “unit” of hardware abstraction that a server OS manages has now reached the “datacenter” level. And by that I mean a datacenter ranging from the smallest cluster of a few servers to the very massive footprint of one of Microsoft’s global installations with ... . Read more

Watch the archived keynote.     Watch Scott Guthrie's Windows Azure Session.