Accessible design is good design - it benefits people who don't have disabilities as well as people who do. Accessibility is all about removing barriers and providing the benefits of technology for everyone.

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.

This is a great opportunity for Don, and I wish him success. I am incredibly proud of the work and vision culminating in Xbox One. I'm particularly excited about how Xbox pushes forward our devices and services transformation by bringing together the best of Microsoft.

Developers, developers, developers, developers.

I've found three or four things that are quite interesting to me that I'm focused on. That's been fun.The Clippers is obviously one of them.

If you look at companies with upside potential, Twitter's right there. They've established a brand in a world where it's extremely difficult to establish a brand. It's a global brand, people recognize it, people want to let you know what their Twitter handles are, etc.

It's always great when you get a lot of people pushing themselves to do better, be better, invent better, better serve, better lead customers in new directions.