AdvertisementSam Bankman-Fried took a big risk by testifying in his own trial. It did not go wellOctober 31, 2023David GurafacebookEmailFTX founder Sam Bankman-Fried arrives at the U.S. federal courthouse in New York City to submit his not guilty plea on March 30, 2023. Bankman-Fried faced this week tough questioning from prosecutors who sought to paint him as the mastermind behind a massive fraud at FTX. (AFP via Getty Images)