Have you ever had a good idea -- like, a brilliant idea? If so, you may have immediately started trying to figure out the cartoonishly complicated, labyrinthine world of patents. In today's episode, the guys dive into the strange history of the concept and process of patents.

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37:09

Ancient Wonders of the Modern World: the Lighthouse of Alexandria
27:55

People Knew the Earth Was Round Way Earlier Than You Think
41:31