The 30-year-old billionaire weighs in on what's next for the crypto winter, the price of Bitcoin, and where the industry goes from here.The 30-year-old billionaire weighs in on what's next for the crypto winter, the price of Bitcoin, and where the industry goes from here. Exclusive: 30-year-old billionaire Sam Bankman-Fried has been called the next Warren Buffett. His counterintuitive investment strategy will either build him an empire—or end in disaster | Fortune