[TUHS] Un-released/internal/special UNIX versions/ports during the years?

[Nemo]

On 1 March 2017 at 02:45, Ronald Natalie <ron at ronnatalie.com> wrote (in part):
[...]
> The only AIX that didn’t play was the completely independent (and in my
> opinion somewhat brain damaged) IBM/RT UNIX.

No wonder, given what they did to the poor chip it ran on.  #6-)

N.