The carried interest tax loophole is a way that wealthy Americans – often the people who manage hedge funds or private equity firms – avoid paying billions of dollars worth of taxes. It has been one of the most controversial yet durable features of the U.S. tax code. But where did it come from? Today we romp through space and time to piece together the origins of this loophole. There will be pirates and mutiny. A 50s tax-dodge-a-palooza. And perhaps the Michelangelo of tax lawyers. | Subscribe to Planet Money+ in Apple Podcasts or at plus.npr.org/planetmoney.