I'm sure we've all heard the phrase 'supply chain disruption' by now. It might bring to mind ships floating outside LA or trucks jackknifed across a highway in the snow. But it's far, far more than that. Get ready for miles of conveyor belts and the largest robot in the world. Christopher Mims is here to talk about his book Arriving Today: From Factory to Front Door -- Why Everything Has Changed About How and What We Buy.