Today, on April 27, 2026, jury selection begins at the U.S. District Court for the Northern District of California in Oakland in a trial that observers are already calling the most important tech case of a generation. On one side: Elon Musk, the world’s richest man and head of Tesla, SpaceX, and xAI. On the other: Sam Altman, OpenAI President Greg Brockman – and, as a co-defendant, Microsoft, the most important investor and cloud partner of the AI heavyweight. The proceedings before U.S.