最新报道:The U.S. government shutdown is creating uncertainty for startups dependent on permits and approvals, while AI companies struggle with sustainable business models. OpenAI's new Sora app offers AI-generated video feeds, raising questions about consumer demand for synthetic content. Andreessen Horowitz, Jeff Bezos, and Nvidia invested $300 million in Periodic Labs to develop AI scientists. The U.S. government's equity stakes in companies like Lithium Americas and Intel highlight concerns about federal involvement as a shareholder.