Good morning. On Fortune’s radar today: GM’s Mary Barra: “I’m done making predictions.” Markets: Sweet relief. How GPTZero became a $30 million AI-detection business. Bank of America’s ‘sell’ warning. The unstoppable American consumer is running through their savings. Tech—and especially AI—is making us stupider. The fines faced by Manchester City F.C. are likely to exceed $102 million. America’s unluckiest Nvidia chip thieves. This story was originally featured on Fortune.com ...read more read less