I know this is an old reply but I thought I'd ask in case your still reading. Is there a particular reason to not support Kempston? Just curious. :)
Hi, it was a technical knowledge restriction at the time of developing the game using SEUD. We had to jump through a few hoops to get it working with Interface2/Sinclair joysticks :)
Cool beans. That makes sense. I wouldn't know where to begin, myself. Thanks for the reply. :)