[spambayes-dev] Difference between X-Spambayes-MailId and Message-id

[Skip Montanaro]

    Remi> I want to know the difference between the X-Spambayes-MailId and
    Remi> Message-id and why not all application add this to the mail (Ex
    Remi> sb_filter.py)

I've never heard of it.  What's its purpose?  Which applications add it?

    Remi> Could it be usefull that sb_filter add this to the mail ?

I suppose, once we know what it's used for.

Skip