Comments on continuing to provide support for RN/RRN

[Guy Harris]

>I'm glad you've enjoyed success with trn; but I have not.  Under ISI4.3
>mthreads blows up rather dramatically and chews up all available disk space.

That's "mthreads", not "trn".  Did you try not running "mthreads" and
using "trn" anyway?  It's supposed to essentially act as "rn" on
newsgroups without ".thread" files.

(I.e., keeping RN and TRN separate may not be necessary to avoid this
problem.)