I'd be surprised if the engineers working on this project approved the release of this video, even as a fake for the working product. Anyone who has worked with

I'd be surprised if the engineers working on this project approved the release of this video, even as a fake for the working product. Anyone who has worked with electric motors can hear the device losing power and then getting a 'second wind' multiple times. I replayed the video the first time I saw it myself thinking that doesn't sound right.