On Sun, 2018-11-18 at 13:46 +0000, Colin Watson wrote: > You've misunderstood the problem, I'm afraid. Compare the headers of > these two emails, the second of which was a reply to the former: > > Date: Thu, 27 Sep 2018 14:50:03 +0200 > From: Alberto Planas Dominguez <[email protected]> > To: [email protected] > Subject: [parted-devel] Printing partition type in --machine output > Message-ID: < > [email protected]> > > Date: Tue, 16 Oct 2018 15:13:18 -0700 > From: "Brian C. Lane" <[email protected]> > To: [email protected], > [email protected] > Subject: Re: [parted-devel] Printing partition type in --machine > output > Message-ID: <[email protected]>
Not only that, but Brian also had the following (non-standard) header field in the mails on which “double replies” happened: Mail-Followup-To: "Brian C. Lane" <[email protected]>, [email protected], [email protected] Some MUAs might have picked that up when replying... -- Jan Claeys
