[TUHS] pre-UNIX legacy in UNIX?

[Doug McIlroy]

> > are there other tangible[1] manifestations of non-UNIX operating
> > system things like the GECOS field that were carried forward intact in
> > later UNIX implementations?
> 
> Job control was inspired by ITS job control capabilities.  Control-Z
> does pretty much the same thing in both operating systems.

I don't think "carried forward" describes job control, which I
believe was never in any Research system. "Borrowed" would be
more accurate. In fact, I don't recall being aware of the
existence of the ITS movement at the time Unix arose.

Doug