merge broken mail threads

[David Bremner]

Daniel Kahn Gillmor <dkg at fifthhorseman.net> writes:

> See also the thread on this maiing list with Subject "thread merge/split
> proposal" from back in 2016, starting at
> id:87mvp9uwi4.fsf at alice.fifthhorseman.net though i don't think any of
> that has been implemented.

Well, message properties were originally designed for that, iirc. So
some of the prerequisites are tehre.

d