Satya Nadella, the CEO of Microsoft, took the stand in Elon Musk's trial against Sam Altman and OpenAI. Manuel Orbegozo/Reuters The Musk v. Altman trial began its third week with testimony by Microsoft CEO Satya Nadella. Nadella was called by Musk's lawyers — but he could end up helping OpenAI, Sam Altman, and Microsoft. Closing arguments in the Oakland, California, contest between two tech titans could come Thursday. On Monday, the Musk v. Altman trial entered its final stretch, with Elon Mus