At the end of Tesla’s Q3 earnings call, CEO Elon Musk revealed his “biggest concern” as Tesla enters its next chapter focused on AI, robotaxis, and humanoid robots. For context, Tesla executives devoted much of the call to discussing AI, especially Optimus, the company’s AI-trained humanoid robot in development, which was mentioned 36 times on the call. Musk reiterated his belief that Optimus could ultimately become the biggest product of all time. You can read more about why Musk calls Optimus an “infinite ...