On Tue, Sep 21, 2010 at 03:41:11PM -0700, Yang Zhang wrote:

> >> That's what it does - it generates u...@domain@bcc.invalid - but I was
> >> looking for something that preserves the BCC headers.
> >
> > You are mightily confused. ?Bcc headers are never sent by the MUA,
> > so there is nothing to preserve. All that needs to be preserved is the
> > message content and envelope. The "Bcc" header is a user-interface
> > element, it is not a part of the message in-transit.
> 
> Good grief, I was mightily confused indeed. Thank you.

It would not be a "Bcc" if the list of Bcc'd recipients travelled along
with the message...

-- 
        Viktor.

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