MN> The "signature" at the end of the message has checksum info about
 MN> the contents of the message and who sent it. You could attach it to
 MN> the bottom of a message, but if anyone used the guys public key to
 MN> look at the signature, it would be obvious that he didn't write the
   Ahhhh....thanks...I understand this now...
 MN> If everyone used a signature at the end of their message, you would
 MN> need a copy of everyones public key in order to determine if they
   Goody!  More Hard Drive Space down the drain!!  I know hard drives are 
dirt cheap these days (especially compared to 10 years ago), but the software 
we put on the hard drives is growing in size all the time too...  :)
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