first check out: http://www.gmeb.fr/SoftwareCompetition/Softs99/nebulam81.html then check out: http://www.cdru.com:8082/audio/play/lesopoval/1/07 dupswapdrop -- the music-dsp mailing list and website: subscription info, FAQ, source code archive, list archive, book reviews, dsp links http://shoko.calarts.edu/musicdsp/