AI Weekly Issue #494: SpaceX wants $80 billion. OpenAI wants a trillion.

For nine years the AI boom has been a private bet, priced by a small circle of venture funds and sovereign wealth in rounds most people could never touch. This week it started going public. SpaceX filed an $80 billion IPO prospectus on Wednesday, the largest in history, with a chatbot company and $6.4 billion in AI losses folded inside it. OpenAI is days from filing its own, aiming for a trillion-dollar debut by September. The public markets are about to answer the question private investors kep...