Below is a quick video showing it in use. Sorry for the shaky video. I didn't have my tripod available.
DVD and the 2013 update DVD at this link. DVD #1 is $20 and contains over 1,100 patterns. The 2013 update DVD is $7.50 and has another 178 patterns. the 2014 update DVD is $7.50 and has another 223 patterns.