MUA rethreading

[Colin Watson]

On Sun, Jan 14, 2018 at 04:40:39PM +0000, Peter Flynn wrote:
> On 14/01/18 01:38, Colin Watson wrote:
> > You tag the wrongly-threaded child message with "t", move to its
> > correct parent message, press "&", and you're done.
> 
> Does that actually munge the headers so that the change is permanent?

It does, yes.

> > Replies to the tagged child message will be rethreaded as you'd expect,
> > unless they themselves have incorrect In-Reply-To (etc.) headers in
> > which case you can repeat the procedure.
> 
> Good point...given some of my users/correspondents that's entirely likely.
> Of course, a really smart MUA would cache what it had done so that it could
> repeat it automatically for fresh incoming messages :-)

If it could do that, then there'd be no need for caching - it could just
compute the thread layout "correctly" in the first place ...

> The problem is then that most of my email is either in Exchange or in my
> ISP's IMAP-accessible mailboxes (I don't actually know what their backend
> is). That means that if I download a lab of mail and fix it, I then have to
> find a way to put it back.

mutt can talk to an IMAP folder directly (and hence edit messages in it
directly, etc.), so you could try that.

-- 
Colin Watson                                       [cjwatson at ubuntu.com]