So I used some old repeating LED lights from a display and had a little fun. All lights on http://www.flickr.com/photos/48811827@N00/8117452173/in/photostream Half room lights on http://www.flickr.com/photos/48811827@N00/8117588327/in/photostream/ All room lights off http://www.flickr.com/photos/48811827@N00/8117460921/in/photostream/