Musk’s Trial Against OpenAI Hits Some Rough Spots in First Week

Elon Musk set out to tell a jury that his falling out with OpenAI was a simple tale of betrayal.

But the many questions that came up during the billionaire’s three days on the witness stand this week revealed the decade-long saga to be complicated — with twists and turns that cast some doubt on Musk’s version of events.

Musk has accused OpenAI, Sam Altman and Greg Brockman of subverting the mission of the artificial intelligence nonprofit that the men founded together in 2015 by accepting billions of dollars in investments from Microsoft Corp. and turning it into a for-profit ...