Elon Musk's xAI has lost another founding member. Tony Wu announced late on Monday that he resigned from the artificial intelligence startup, becoming the latest co-founder to leave the company. Others, including Igor Babuschkin , Kyle Kosic and Christian Szegedy, have also departed, and Greg Yang announced last month that he would be stepping back from his role to focus on his battle with Lyme disease. "It's time for my next chapter," Wu wrote in a post on X. "It is an era with full