In article <CAMTenCEdFrNQVfOXW+OrNWP2VPnXG8dpZM=TRfjij0r-5CUu5g at mail.gmail.com>,
Liam Proven <lproven at gmail.com> writes:
It resembles GEM, and the older Microbees ran CP/M on
a Z80 - could it
have been a custom demo put together with GSX+ for the video? That
might explain the family resemblance, possibly?
I was going to suggest GEM as well.
The other thing to keep in mind is that lots of people homebrewed
their own GUI system at this time.
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