Creadits to:

Jonathan Cauldwell for AGD
http://arcadegamedesigner.proboards.com/

Sergey Bulba for VortexTracker II play routine
http://bulba.untergrund.net/vortex_e.htm

Einar Saukas for ZX7
http://www.worldofspectrum.org/infoseekid.cgi?id=0027996

All the music authors
http://zxart.ee/eng/music/

mike/zeroteam for bin2tap 
http://zeroteam.sk/bin2tap.html

Julian Albo for Pasmo 
http://pasmo.speccy.org/

Thanks for testing :

Robin Verhagen-Guest