I was also a good friend with another BBS sysop, Jussi Salo, who was running his BBS on a VIC20, and Juha Tuominen, running his BBS on a C128.
In 10.1.1989 we decided to form a demogroup. A name was decided almost immediately: Pu-239, after the hype about the perceived 'dangers' of atomic energy. We were an intelligent pro-nuclear group. The demo named "Founder" was released. The founding members were:
We were more a group of friends doing all kinds of crazy things together than a 'real' demo/cracker group. We never really got many contacts, never cracked anything (except Secundus, who cracked a myriad of VIC20 cartridge and tape games) (but then again, that has never been a requirement), but founding a group sounded like a good idea anyway.