Will the invention of artificial superintelligence jeopardise the existence of the human race? With nanotechnology and other innovations nearer to the brink of altering the way materials are manufactured (an advance that would alter society to the same extent the digital world transformed the delivery of information); What are the implications? Some warn of machines taking our jobs and, ultimately, the atoms we’re made of for their own purposes, What’s real, what’s hype, and what should we do about it?