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Published on: 04/29/2026 - 2:36 p.m.

Who should control artificial intelligence, and for whose benefit? This is the dizzying question at the heart of the historic trial which opened Monday in California. A duel between two of the most powerful men on the planet: Elon Musk, the richest man in the world and Sam Altman, the boss of ChatGPT. Originally: a complaint filed by the boss of SpaceX, who accuses his former ally of having betrayed the non-profit vocation of OpenAI, a company they co-founded in 2015.

What is this trial called? Will there really be a winner and a loser? And more generally, are we citizens not ourselves losing control in the face of AI? Let's talk about it with:

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