For those of you who were (not sure if any one REALLY is now) into the techno/industrial scene a few years back, you probably had this or wanted it very badly. Since Propellerheads sold out, they've dropped ReBirth but since it still WORKS for what it was intended, here it is fo' free:
http://www.rebirthmuseum.com/This is what I spent a lot of time trying to emulate with freeware trackers, samplers, wave editors, etc. 'back in the day'. I relive those heady days of yesteryear every now and again at
http://www.soundtrackers.de. Archive of free/share ware music and audio apps from before a thousand coders started doing Zip apps