Elon Musk has named Anthony Armstrong, a former Morgan Stanley banker who advised him on the acquisition of X, as the new chief financial officer of his artificial intelligence group xAI, the Financial Times reported on Monday. Armstrong will lead the finance operations for both xAI and social media platform X, the report said, citing several people familiar with the matter. Veteran dealmaker Armstrong has been working with xAI for several weeks and was formally appointed the CFO in recent days,