--On Wednesday, December 2, 2020 16:12 -0500 Keith Moore <moore@xxxxxxxxxxxxxxxxxxxx> wrote: > > p.s. RFC 2026 defines Historic as > > A specification that has been superseded by a more recent > specification or is for any other reason considered to be > obsolete > > I wonder if there's a need to be able to say "this > specification is not obsolete in the sense that it has been > entirely superseded or there's no longer any valid use for > it, but today and for the foreseeable future this > specification seems only appropriate for use in specific > niches, and not for general purpose use on the public > Internet". As soon as you say that, you are into Applicability Statement territory, which, IMO, is really what this discussion should be about. See the telnet/ftp thread for details. john