In 2015, for the first time in history, cash payments were overtaken by card and contactless transactions. But why are we turning our backs on cash? And what are we replacing it with? In this episode, Jacques explores the deals which have shaped the way we understand money. From the invention of Paypal in the nineties to the smartphone app economy that followed ten years later, this programme tells the story of how tech giants brought about the digital payment revolution and formulated a plan to one day kill cash. But is this new world of digital, hyper-fast spending in our interests? And what is really going on behind the scenes?