Our industry is going through quite a wave of innovation and it's being powered by a phenomenon which is referred to as the cloud.

The lifeblood of our business is that R&D spend. There's nothing that flows through a pipe or down a wire or anything else. We have to continuously create new innovation that lets people do something they didn't think they could do the day before.

Computer science is the operating system for all innovation.

I think good ideas are usually better done quickly than slowly.

Our mail product, Hotmail, is the market leader globally.

In many ways I think the company's doing quite a good job. If you look at the transition to Office 365 we started when I was there, I'm excited about that and I think the company's doing a great job on that.

I love the fact that Satya Nadella's checked the checkbox for cross-platform for a number of our services. I still think it's very important to do the right kind of innovative integration across Windows and our hardware platforms with our cloud services. I think the company's doing a lot of good stuff. Real competition in AWS. Real competition in terms of the clients, particularly from a hardware perspective, there's also [competition] from Chrome. But all in all pretty good.