In the second episode of Tomorrow’s World, Britt and Ellie investigate the more practical applications of brain-machine interfacing. They meet the “wizards” sharing their hats. What does it mean to “download our brains”, and will we morph our own intellect with artificial intelligence? If you haven’t already, go back and listen to episode one first to discover the theory behind the wizard’s hat and how we’ve got this far. Pop on your headphones for the full experience and join the conversation online using #MyTomorrow Click subscribe to keep up to date with all the latest episodes.