Fri, 03/24/2023 - 11:53 Tech Insider OpenAI CEO Sam Altman and Elon Musk cofounded the AI company, but reportedly had a falling out years ago.Getty Tags Tech Insider, News, Elon Musk, Sam Altman, OpenAI, ChatGPT, Semafor, Tech, Artificial Intelligence Source Elon Musk was reportedly 'furious' at ChatGPT's popularity after he left the co…