This lightwriting video by LICHTFAKTOR, was done for current tv in London and Brighton.
Have a look at the making of: http://current.com/items/88826634_painting_with_light
special thanks to Stan Mytkowski and Miquel Casas for there help and support,
for more information check: http://current.com
sound by the green man / basswerk
more light painting at http://www.lichtfaktor.com