A new iteration of the Optimus robot was unveiled at Tesla's We, Robot event, where Elon Musk said it would eventually walk the dog.

One of the highlights of Tesla’s “We, Robot” event wasn’t the self-driving cars but the allegedly autonomous robots. Tesla’s Optimus bot isn’t new, but this is the first event where actual robots joined the stage—and the crowd—rather than a person in a robot costume. Or was it?

During a recent Tesla event, Elon Musk showcased the Optimus humanoid robots, claiming they would transform society. Yet, attendees observed employees seemingly guiding the robots, raising concerns that the