On Fri, Oct 09, 2020 at 10:10:41PM +0200, tomas@tuxteam.de wrote:
> On Fri, Oct 09, 2020 at 09:24:34PM +0200, c.buhtz@posteo.jp wrote:
> > Hi,

[...]

> There is no clear-cut answer to that [...]

You might also want to experiment with setting the Mail-Followup-To:
header [1] in your mails to the list (I have no experience with that,
so take with a fist of salt!).

No idea how many MUAs out there will support that -- and whether your
reply "in the middle of a thread" would break that thread for non-
subscribers.

Cheers

[1] https://cr.yp.to/proto/replyto.html

 - t