After you finish the first 90% of a project, you have to finish the other 90%..

I was afraid that that Catch-22 would cause VR to fail to achieve liftoff. That worry is now gone. Facebook's acquisition of Oculus means that VR is ….

What was it like working with John Carmack on Quake? Like being strapped onto a rocket during takeoff – in the middle of a hurricane..

I now fully expect to spend the rest of my career pushing VR as far ahead as I can..

It's not the ideas; it's design, implementation and hard work that make the difference..