The £5 shareware fee was optional as the game was uncrippled. People who paid the shareware fee received a poster of a gun-toting llama, a Llamasoft newsletter and a complete commercial copy of GRID RUNNER
 Both the 512k and 1Mb versions are available for download from Aminet
 A LLAMATRON fix patch
for use under KS 2.x/3.x and on AGA Amigas is available on Aminet (dir: game/patch/fixllama4.lha).
Alternatively, a more OS friendly patch with quit back to WB facility using WHDLoad
is available HERE