[TUHS] troff or groff? (was: Demise of TeX and groff (was: roff(7)))

[Greg 'groggy' Lehey]

On Tuesday, 11 January 2022 at  6:00:05 -0800, Larry McVoy wrote:
> It may be ancient history but troff was not a given on every
> platform.  nroff was there but troff was considered optional, you
> had to pay for it and a lot of vendors didn't see the value.  So the
> docs and you weren't sure if you would have it at your next job, not
> good.

I've never used real troff, just groff.  But from the man pages I
understood that real troff only generated output for specific
typesetters, while groff generated PostScript.  Not so?

Greg
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