This is a Tracks (arte) feature about new Graffiti forms incl. LICHTFAKTOR's lightwriting, Graffiti Research Lab's laser tagging and Daim's virtual 3D Graffiti.

special thanks to Tracks (arte), for more information check:
http://www.arte.tv/de/Kultur-entdecken/tracks/2249008.html

more at www.lichtfaktor.com