Joel Holsinger just quit his day job to bet on the words that famous people, like White House press secretary Karoline Leavitt, might say in public. "I thought there was a very high likelihood she would bring up 'Thanksgiving' in relation to the shutdown," he said. From his computer, the 26-year-old makes about $3,000 a week trading on the prediction market Kalshi. "She did not say Thanksgiving, so we were out $700 yesterday," Holsinger said. That hurts, right? "Surprisingly for me, doesn't