Learning how to be human is hardest thing about being robot: Tesla's Optimus

A video showing a guest interacting with one of Tesla's Optimus robots at the 'We, Robot' event in US' California has surfaced online. In the video, the guest asked the humanoid robot, "What is the hardest thing about being a robot?" "Trying to learn how to be as human as you guys are," the Optimus robot replied.