Cameron and Tyler Winklevoss, known from Facebook fame and "The Social Network," co-founded Gemini, a cryptocurrency exchange. The twin brothers explain why they are open to joining Facebook's Libra Association despite previously suing Mark Zuckerberg, their efforts to get more women to join the cryptocurrency industry, and their assessment of the risks associated with bitcoin. Produced by Haley Draznin, CNN.To learn more about how CNN protects listener privacy, visit cnn.com/privacy