[Spec] Spec (un)freezes and the spec's future

[Stephane Bortzmeyer]

On Tue, Dec 22, 2020 at 01:28:30PM -0500,
 Jason McBrayer <jmcbray at carcosa.net> wrote 
 a message of 25 lines which said:

> An article I'm procrastinating on writing deals with companion
> specs; maybe I'll even get it out the door one day. The tldr; is
> that they shouldn't exist. The use of HTTP and its companions to
> implement any arbitrary application is an aberration,

But what about "side specifications" such as robots.txt?