Elon Musk has revealed that Twitter is still cash flow negative. Musk’s biographer, famed author Walter Isaacson offers his insight into the Tesla chief after spending the past three years studying him up close, for his latest book. Isaacson explains Musk’s love for Twitter, his engineering expertise, and what he calls the Musk’s “demon mode.” Wheat prices are popping, Threads usership is waning, and actors are striking. But the SAG-AFTRA drama isn’t dampening the action at the summer box office.  In this episode: Andrew Ross Sorkin, @andrewrsorkinJoe Kernen, @JoeSquawkBecky Quick, @BeckyQuickKatie Kramer, @Kramer_Katie