It was discussed some years ago : http://tinyurl.com/5ab66s (from the elists archives : http://elists.resynthesize.com/313/) - K*
----- Original Message ----- From: "Dan Bean" <[EMAIL PROTECTED]> To: "313 Mailing List" <313@hyperreal.org> Sent: Friday, July 04, 2008 6:59 PM Subject: RE: Re: (313) the circle of trends I believe that they're special cuts of UR tunes and beats only issued to the UR battle DJs. -----Original Message----- From: Greg Earle <[EMAIL PROTECTED]> What're the "Z-Tracks" he mentions?