"soopertrack" has been released on numerous mix cd's + compilations..
just check discogs: http://www.discogs.com/artist/Extrawelt
most recently it was featured on Sven Väth's mighty "The Sound Of The Sixth Season" V/A
and yes "soopertrack" is a super tune which was released on a super label (Border Community)
the whole 12" became a massive hit across techno, electro, tech-house and progressive scenes!