If you missed it, Tesla’s Optimus robots, which Elon Musk claims could one day be the biggest-selling product of all time, aren’t quite what they seem. Instead of functioning autonomously, these robots were controlled by humans behind the scenes, performing basic tasks.

In a world where Boston Dynamics routinely releases videos of robots doing somersaults, jumping, and working autonomously, this demonstration felt underwhelming. It raises the question: where does Tesla’s robotics tech stand compared to its competitors? Right now, it’s anyone’s guess.

Elon Musk’s Beer-Pouring Optimus Robots Are Not Autonomous

The robots were interacting with guests at Tesla’s big Cybercab event Thursday in L.A.