[ih] Email behavior (better subject ID...)

[Stephen Casner]

On Fri, 3 Sep 2021, Jack Haverty via Internet-history wrote:

> I didn't know about those header fields until you pointed them out. The mail
> app I use (Thunderbird)  doesn't appear to do anything with those fields, but
> I can see them only if I enable "Show All Headers".  That of course then makes
> a whole pageful of obscure stuff appear as visual noise.   Perhaps other mail
> apps are more clever and provide something like a set of commands like "Join
> list" when they see such header fields.    Those headers are an example of
> what I meant as not being standardized or widely implemented/adopted.

Good old text-based Alpine, descended from Mark Crispin's Pine, shows
the folowing line below such messages, where "email list management
information" is a link that becomes active when the cursor is there:

    [ Note: This message contains email list management information ]


                                                        -- Steve