I remember seeing the post and will try to help locate it. I remember it because I was thinking that with changes in light colors, it could also be used for many applications.
Edit: I knew I saw the video at one point. Here's the link. Again, this isnt mine.
http://youtu.be/pi82B6QbAOY
Edit: I knew I saw the video at one point. Here's the link. Again, this isnt mine.
http://youtu.be/pi82B6QbAOY