AI & Humanoid Robots on Instagram: "Tesla’s Optimus keeps leveling up, and its latest demo shows just how quickly humanoid motion is evolving. With lightweight actuators, improved joint control, and AI-driven balance, the robot now moves with a fluidity that older humanoids could never achieve. It can bend, twist, kneel, grip fragile objects, and stay balanced through motions that require precise coordination between sensors and motors. What surprised people most was its ability to perform dance