Nice find Maarten! I want to try this too! Kris Maarten de Boer <mdeboer(a)iua.upf.es> wrote: Benjamin Forgeau <forgeau(a)tu-harburg.de> wrote: Is this what you mean? http://yoyo.cc.monash.edu.au/~pfh/synaesthesia.html "Synaesthesia is a program that represents music graphically in real time as coruscating field of fog and glowing lines. It is intended as a visual accompanyment to music." It works with line input as well. Maarten ____________________________________________________________________