After prevailing in its court fight with Elon Musk, OpenAI - the ChatGPT maker valued at $852 billion - remains on track for what could be one of the largest initial public offerings in history. Musk had been seeking the ouster of his fellow OpenAI co-founder, CEO Sam Altman, among other changes to the company. But with testimony from witnesses who called Altman dishonest, he's hardly emerged unscathed.