Cornell University computer science professor Emin Gun Sirer, an influential figure in the cryptocurrency and blockchain space, describes his ideas for improving security in the space, his skepticism about how to scale these networks, and how the last time financial institutions invested in their systems appears to be for Y2K. He also tells us how growing up in an environment where he saw a lot of scams helps him find problems in code, explains why Bitcoin is the “universal bug bounty,” and reveals how two high school students saved burgeoning cryptocurrency network Ethereum “like in the movies — just before the clock was going to expire.” Learn more about your ad choices. Visit megaphone.fm/adchoices