Video with a couple of gold ole boys at outdoor range showing the use of bump-stocks. They don't jam near as much as many reports claim. These guys don't have the mega-load clips, but the video is interesting, especially when they use a bipod with the bump stock.
http://www.youtube.com/watch?v=1Bw4vvf59Js
Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...