Ganador del premio Ars Electronica Golden Nica. el año 2008, PSFK o HeHe (Helen Evans y Heiki Hansen) generaron harto movimiento mediático con su proyecto de la nube verde.
PSFK dice:
“Every night for a week, the vapor emissions from the Salmisaari
coal burning power plant were illuminated with a high power green laser
animation. The laser drew an outline of the moving cloud onto the cloud
itself, coloring it green.”
