Is Your Retirement Fund Ruining Our Economy? - Planet Money

In the mid-2000s, Michael Burry smelled trouble in the housing market, realizing that big banks were packaging shady subprime mortgages and reselling them as surefire investments. He concluded that it would lead to a spectacular collapse, made a huge bet against the market and, ultimately, tons of money. His story was dramatized in the book The Big Short by Michael Lewis and in a Hollywood movie in which he was played by Christian Bale.