Walking. The grid is walking. Or as a friend put it: "An apple rolls around the grand piano keys."
"Grand Walker" Total data length: 14,910,301 bytes Playback length: 21m:08.536s Average bitrate: 94.031524 kbps http://footils.org/cms/show/49
(techinfo: Pd, Gem, fluid~, NS_piano.sf2)
Ciao