Sebastian Thrun on AI, Flying Cars, and Sam Altman

At 51, Sebastian Thrun has already had enough careers for three lifetimes. The computer scientist and Stanford professor did pioneering work in artificial intelligence and helped invent self-driving cars. In 2010 he launched Kitty Hawk, a startup that is testing two personal airborne vehicles. The future, from his perspective, is all blue sky. On Flying Vehicles: About 100 years ago we went from horse-drawn carriages to cars.