The veteran ad sales chief's surprise departure raises questions about her own future, and the future of the platform formerly known as Twitter.

After spending just over two years justifying Elon Musk's disastrous ownership over X-formerly-Twitter, CEO Linda Yaccarino has resigned.

Before she stepped down, Yaccarino had a blue check next to her display name, accompanied by an X logo, signifying that she is affiliated with the company that brought us Mecha Hitler. Now both badges are gone.