(Oops. Failed first time.) Having just viewed the raw text of my message (as sent), there's one other little wrinkle which I already knew but had failed to consider and which makes testing of this useless: gpg handles any 'From ' lines itself in a reversible manner, using '- ' as the prefix.
The following SHOULD be 0, 1, and 2 levels of quoting, first to last. >From blahhityblah Fri Jul 8 12:08:34 2011 >From foobarbaz Fri Jul 8 12:08:34 2011 >>From quux Fri Jul 8 12:08:34 2011 -- | _ | Darren Salt, using Debian GNU/Linux (and Android) | ( ) | | X | ASCII Ribbon campaign against HTML e-mail | / \ | http://www.asciiribbon.org/ For every action, there is an equal and opposite criticism. -- To UNSUBSCRIBE, email to debian-devel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/52fb320390%lists...@moreofthesa.me.uk