On Mon, 2003-03-31 at 20:28, Matthew Wilcox wrote: > On Mon, Mar 31, 2003 at 01:10:33PM -0500, Aaron M. Ucko wrote: > It's an accomplishment, but it's affordable. Voters supplying a salt > makes it non-doable. What about using the Message-ID ? Or are those to short? Everyone can compare the Message-ID with the message in their sent-folder. Bye, Alain