Gary Wang, FTX’s former chief technology officer, took the stand in the government’s case against Sam Bankman-Fried. Producer Rachel Humphreys and WSJ’s Caitlin Ostroff discuss what Wang says he knows about the secret code that allowed Alameda Research to borrow billions of dollars of customer money from FTX.  Further Reading: - What’s Happening Today at the Sam Bankman-Fried Trial  Further Listening: - The Trial of Crypto’s Golden Boy  Learn more about your ad choices. Visit megaphone.fm/adchoices