It’s Silicon Valley’s most prolonged breakup, this continuing saga of Sam Altman and Elon Musk, co-founders turned courtroom combatants -- over not just OpenAI but the future of AI itself. The kind where one side moves on,

Sam Altman-led OpenAI has countersued billionaire Elon Musk, accusing him of “bad-faith tactics” to slow the transition of the ChatGPT-maker

The rivalry between Sam Altman and Elon Musk is entering its Apprentice era. Both men have the ambition to redefine how the modern world works—and both are jockeying for President Donald Trump’s blessing to accelerate their plans.