The accelerating growth in artificial intelligence brings both excitement and anxiety. The driverless car is cruising into our future, humanised computerised systems will meld with our minds and streamline lives. And robots, we are told, are about to steal our jobs. In a special event recorded with the Computer History Museum in California, two pioneers in Artificial Intelligence discuss their work and describe the way in which machine led intelligence is set to remake our world. Eric Horvitz, managing director of Microsoft Research and Cynthia Breazeal, chief scientist of the Robotics firm Jibo join the BBC’s Rory Cellan Jones to discuss the rewards and challenges of AI with an audience in Silicon Valley. Show less