<s>[INST] What have you learned about developing Optimus, about applying, integrating this real world AI into the space of robotic manipulation, just humanoid robotics? What are some interesting tiny or big things you've understood? [/INST] I was surprised at the fact that we had to develop every part of the robot ourselves. That there were no off the shelf motors, electronics, sensors. We had to develop everything. We couldn't actually find a source of electric motors for any amount of money. </s>