> Emacs can definitely do it, but is not so scriptable in a self contained
> bash script (hmmm, users might not appreciate me writing an emacs
> --no-init-file and big elisp bundle just for a small lightweight
> monitoring display).
As you hinted, M-x follow mode RET & comint, shell, compile or similar,
poss. with M-x ansi color for comint mode on RET, which gives color
sequences only. If you need stuff like tput cup, M-x ansi-term, but I
doubt that works sanely with follow-mode.
> hmmm. you may be able to do something with groff. or pr, maybe with
> something like '... | pr --columns=2 -a -l90 -t'
Heh, I like it.