Group 1 - Nvidia's stock fell by 1.8% in premarket trading due to uncertainty surrounding a $100 billion investment deal with OpenAI [2] - The agreement announced in September included plans to build at least 10 gigawatts of computing power for OpenAI [2] - Jensen Huang indicated that the $100 billion investment was non-binding and not finalized, expressing concerns about OpenAI's business strategy and competition from other firms [3] Group 2 - Reports from insiders suggest that there is uncertainty regarding the deal between Nvidia and OpenAI [2] - Huang's criticism of OpenAI's business strategy reflects broader concerns within the industry about competition from companies like Alphabet's Google and Anthropic [3]