Elon Musk officially began his testimony in the trial he has brought against OpenAI CEO Sam Altman and company president Greg Brockman. Musk walked away and, years later, founded xAI - his own direct competitor to OpenAI, which is now owned by Musk's SpaceX. In recent years, Musk has filed no less than four different lawsuits against OpenAI, many of which have since been … Read the full story at The Verge.