The most impressive part of this demo, to me, is the robot "seeing" and picking up objects with human-like appendages. I must have missed something, but I was u

The most impressive part of this demo, to me, is the robot "seeing" and picking up objects with human-like appendages. I must have missed something, but I was under the impression that this was very hard. As I understand it inverse kinematics is pretty hard - did they solve it with NNs?