http://www.youtube.com/watch?v=TH3fQbGlQlM#t=52s http://www.youtube.com/watch?v=TH3fQbGlQlM#t=52s Look at the left tip on the mechanism as it moves slowly as t

http://www.youtube.com/watch?v=TH3fQbGlQlM#t=52s http://www.youtube.com/watch?v=TH3fQbGlQlM#t=52s Look at the left tip on the mechanism as it moves slowly as the woman holds it. I know it's supposed to be light, but it appears to jitter as if it's massless. The lighting on the mecanism doesn't seem so right either. This looks a little like the early Star Wars' to me.