ExoticA is an Amiga and retro gaming/computer music interest wiki including search-able computer music collections, game and demo scene information and plenty more.
It was a 'cracktro'-style scroller demo by Highlight of Powerstation with decent muzak, it was fairly widespread at the time but I can't find it anywhere now...
Excellent, I'm sure it is probably one of the four. Would it be possible to email them to me (best email address to use would be james.jacobs@bigpond.com)? Many, many thanks.