Simon and Rach finally tackle the big one: sex robots. We discuss what is driving the fastest development in AI, when a robot will join a company's board of directors, Rach has a fact and Simon explains why we should cuddle more.
Our theme music was written and performed by Laurence Owen. Graphics by Theo Weedon, web design by Ian Bridgeman, support from the Wellcome Trust. The producer is Rachel Wheeley.