> This isn't really the forum for discussing the naming of a GNU license
> file. dired-omit-mode deals sub-optimally with this particular name, and
> even if the standard name were changed tomorrow, it would continue to occur
> in the wild for years; so the real issue is: does it matter enough to fix
> Emacs's treatment of it?
I think the problem is in the naming of the file, rather than in Emacs's
treatment of files that end in ".LIB".
We could add a special ad-hoc rule for files called COPYING.LIB, but I'd
rather we fix the original problem instead.
"For years" is actually not that long ;-)