Linda Yaccarino is done cleaning up after Elon Musk. When she joined the platform formerly known as Twitter in June 2023, investors and ad industry professionals heralded her as a potential savior. The Madison Avenue veteran was tasked with turning around the platform's ad business,

Yaccarino, an advertising industry veteran, held the post for two years after being brought aboard to help revitalize X's reputation among marketers, who had been fleeing the plat

Now, the best is yet to come as X enters a new chapter with @xai,” she said in the post. “I’ll be cheering you all on as you continue to change the world.” Musk replied to Yaccarino’s post with a terse response: “Thank you for your contributions.