It’s clear that Linda Yaccarino was taking on a tough assignment when she became CEO of Twitter, now known as X, about two years ago. Her boss Elon Musk tweeted about a female CEO coming on board his newly acquired company before she’d even given her notice at NBC Universal.

Linda Yaccarino leaves less than four months after Musk consolidated the company into his xAI artificial intelligence project, a move that "raised questions" about her "role in the new company going forward," said CNN. Running X has been a "challenge ...