On September 3, 2019 10:36:33 PM GMT+08:00, Aaron Hill <lilyp...@hillvisions.com> wrote: >When replying to an email, clients are expected to insert the >"In-Reply-To" header. This entry makes it possible for other clients >to >keep track of threads of discussion even when the subject line might >change.
I had no idea about this, although I guess I'm not surprised that's how it works. Thanks for explaining it! Randy -- Sent from my Android device with K-9 Mail. Please excuse my brevity. _______________________________________________ lilypond-user mailing list lilypond-user@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-user
