“Levine said. "And that was so much more cynical than how I would have described farming. You're just like, well, I'm in the Ponzi business and it's pretty good." Bankman-Fried said that was a reasonable response. "I think there's like a sort of depressing amount of validity...” Ponzi SchemeSam Bankman FriedMatt Levine Book:Weidenfeld Nicolson Number Go Up Inside Cryptos Wild Rise and Staggering Fall. Source: Weidenfeld Nicolson Number Go Up Inside Cryptos Wild Rise and Staggering Fall.