Screenshot from a new video of Tesla's Optimus robot with an annotation showing the 8x speed. Image: Tesla / X Tesla released a new video early Thursday showing its much-hyped Optimus robot in action.

Tesla's main announcement coming from the company's recent "We, Robot" event was the Robotax i (or the CyberCab, we're still not sure about the name). But perhaps the biggest impression was made by Tesla's updated Optimus robots, which freely walked among the crowd, talked to guests, served drinks, played games, and danced.