If you’re looking for a Rosetta Stone to help you understand the Elon Musk-OpenAI trial, you could do a lot worse than Musk’s testimony today—particularly when he said he “ literally was a fool, ” to ...

"Few answers are going to be complete, especially when you cut me off all the time," the visibly irritated multibillionaire said as he resumed his duel Thursday morning with the defense attorney for O...