"Computer games don't affect kids. I mean if Pac-Man affected us as kids, we'd all be running around in darkened rooms, munching magic pills and listening to repetitive electronic music&q
Surely the bottom always faces down. If I'm not mistaken there is one strip of lights, eg along a spoke, and they turn on & off at the correct time to create the patten. I've seen similar sticks you can wave around and they write a message, like this thing: http://www.houseofrave.com/light-talk-2-message-writer.html