WASHINGTON — A consortium of investors led by Elon Musk offered $97.4bn to take over OpenAI, the maker of ChatGPT.The billionaire’s attorney, Marc Toberoff, confirmed he submitted the bid for “allWASHINGTON — A consortium of investors led by Elon Musk offered $97.4bn to take over OpenAI, the maker of ChatGPT.The billionaire’s attorney, Marc Toberoff, confirmed he submitted the bid for “all