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+From: David Bremner <david@tethera.net>\r
+To: Edward Betts <edward@4angle.com>, notmuch@notmuchmail.org\r
+Subject: Re: exim pipe transport, notmuch insert and mbox-style messages\r
+In-Reply-To: <20141129125714.GA23134@x230>\r
+References: <20141122092851.GA31815@x230>\r
+ <87tx1r7enm.fsf@maritornes.cs.unb.ca> <20141129125714.GA23134@x230>\r
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+Date: Sat, 29 Nov 2014 14:21:11 +0100\r
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+\r
+Edward Betts <edward@4angle.com> writes:\r
+\r
+> I don't think the From_ line needs to be captured into an X-Envelope-From\r
+> header. We could make 'notmuch insert' add the 'Return-path' header to\r
+> messages if it is missing, but the From_ line is present. This is probably too\r
+> much complexity.\r
+\r
+I think we're going to solve this problem on the notmuch indexing side\r
+with\r
+\r
+ id:1416741312-26332-1-git-send-email-jani@nikula.org\r
+\r
+This will let us stick to the principle of notmuch not modifying\r
+mail.\r
+\r
+d\r
+\r
+\r
+\r