> There is if you use microsoft exchange server, and the recipient uses the
> same one, and they've not yet read it. But it does not work with SMTP

        Since the PICLIST is a remailer the op isn't sending directly to other
users, they send it to the piclist server which remails a separate copy to
each subscriber. In this sort of system it is NOT possible to "recall" a
message. TTYL

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Herbert's PIC Stuff:
http://repatch.dyndns.org:8383/pic_stuff/

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http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.