Hi Steve - I don't have a direct answer to your question about IRC, but
there is a TeX Stack Exchange, which has chat. There have been some Eplain
questions/answers in the past (I'm not a TeX expert):
https://tex.stackexchange.com/questions/tagged/eplain
Cheers,
C. Fuhrman
On Sun, May 27, 2018
Hi all,
I frequently need help on plain TeX, **NOT** on LaTeX or ConTeXT. 95 %
of the web's docs retrieved by a search on "plain tex" are really
about LaTeX. From my research on the web, there are maybe 10 docs on
Plain TeX or Eplain (I'm using Eplain too), and those docs are
insufficient to
