Light Graffiti

The graffiti animation reminded me of another type of animated graffiti painted with light.
This is old but still fun.

Check out the PIKAPIKA website for more recent projects
PIKA PIKA

Here are some link pages for light graffiti, lots of light art here:
http://weburbanist.com/2008/07/07/10-amazing-light-graffiti-artists-and-photographers/
http://weburbanist.com/2008/12/07/light-graffiti-art-photos/