merge broken mail threads

[Tomi Ollila]

On Wed, Jan 23 2019, Nicolas Bock wrote:

> Hi,
>
> Sometimes during a lengthy discussion someone inadvertently breaks 
> the email thread because their mail client doesn't get it. Is 
> there a way to merge the two fragmented threads again with 
> notmuch?

There is this secret trick where you send message to yourself
where any message-id from from both threads are included in
references: header...

>
> Best,
>
> Nick

Tomi