Only in the sense that Fortran is an IBM product.  (IBM's Fortran compilers
and runtimes are IBM products, but that's another matter.)

On Thu, Jan 13, 2022 at 5:13 AM Thomas Paulsen <thomas.paulsen@firemail.de>
wrote:

> nevertheless it's still an Adobe product.
>
> --- Ursprüngliche Nachricht ---
> Von: John Cowan <cowan@ccil.org>
> Datum: 12.01.2022 20:54:34
> An: Blake McBride <blake1024@gmail.com>
> Betreff: Re: [TUHS] TeX and groff (was: roff(7))
>
> an Adobe product.
>
>
>