Once again, fears are ripping through the industry—this time starting from a firm once thought too big to fail. In an economy so dependent on housebuilding, that will have wide-ranging consequences. We take a ride in one of the autonomous taxis that have flooded onto San Francisco’s streets (10:22). And crunching the numbers on Antarctica’s worrisome dearth of sea ice (19:40). For full access to print, digital and audio editions of The Economist, try a free 30-day digital subscription by going to www.economist.com/intelligenceoffer Hosted on Acast. See acast.com/privacy for more information.