Special: "The world if..."

Anne McElvoy hosts a special dedicated to The Economist's annual "The world if..." edition, which takes intriguing what if scenarios to their logical extremes. We discover what 100 days of a Trump presidency would look like, how hackers could have the banking industry on the run, and the myriad of ways in which transparent oceans would transform the world as we know it.  See acast.com/privacy for privacy and opt-out information.