The 4 Day Work Week

It's 2019 and we're still working for 8 hours a day, 5 days a week. 70 years ago, thinkers and economists thought that we would be working far fewer hours due to productivity gains. What happened? Why are we only now beginning to try out working 4 days a week? Why are we still working for 40 hours a week? How would the world change if we simply worked less? Cameron goes through the history, the politics, and possibilities of the 4 day work week.