This maxim guides potentially trillions of dollars of capital, investor glee and pain, and the clout of OpenAI boss Sam Altman and his nemesis Elon Musk. Their years-long feud cranked up on Monday, when the Tesla (TSLA.

Last March, Musk filed a lawsuit claiming OpenAI, a global leader in artificial intelligence innovation which has developed the ChatGPT chatbot, DALL-E image generator and other advanced AI-driven tools, breached promises made in its founding documents and prioritizes profit motive over serving the public good.

Elon Musk and Sam Altman, once OpenAI co-founders, are now fierce rivals. Their feud has escalated with lawsuits, social media clashes, and a $97.4 billion takeover bid. As Musk fights to regain control,