Guess the sending MUA
by Volker Weber
Comments
Erm...
Is it a trick question?
Chris Linfoot, 2008-06-10
Yes. ;-)
Volker Weber, 2008-06-10
It looks like an HTML message formatted to look like plain text, and the behavior of the ":;" behind undisclosed-recipients, as shown in Mail, makes me think it is Thunderbird.
Jan-Piet Mens, 2008-06-10