I don't know. I was not blown away. I don't know why it is 'robotic' all it is doing is sliding one way or another. You could make something out of MDF on

I don't know. I was not blown away. I don't know why it is 'robotic' all it is doing is sliding one way or another. You could make something out of MDF on wheels and move it by hand easily. Much less effort and complexity.