[Spambayes] Adding a message database

[Terrel Shumway]

On Wed, 2003-02-26 at 14:11, Mark Hammond wrote:
> It really is as simple as that.  Note that we *could* store this information
> with the message itself - but this would mean that a simple train operation
> *modifies* messages.  This allows us to keep training as readonly wrt the
> messages, while maintaining integrity.

Another reason to not store it in the message is that this would be
"inband signaling".  Anything we store in the message itself is going to
be a target of spoofing by spammers. 

(Maybe this spoofing has already been addressed. I am just barely
starting to "lurk actively".)

-- Terrel