 Folks, what a great show we had tonight. We've got another one coming up tomorrow. Hasta la proxima. Take care. Good night and God bless. I'm Rich Valdez. An enormous amount of data demonstrating tool operation is needed to train a robot to use them. You could show a robot how to drive a nail using a hammer, but for it to remove a nail, the robot also must know to turn the hammer around and what angles and leverage are necessary for removal.