It was thus said that the Great Chuck Guzis via cctalk once stated:
> On 02/28/2017 03:40 PM, Paul Berger wrote:
> > Well I am using Thunderbird 45.7.1 and I see this "Chuck Guzis via 
> > cctalk <cctalk@classiccmp.org>" as "From" in your message.
> > 
> 
> Hmmm, this is very puzzling.  Your message does indeed show up as being
> from "Paul Berger", by the message you replied to shows up as being from
> "CCtalk"
> 
> Is someone tweaking the system as we speak?

  Here are the critical headers from your (Chunk) email:

        List-Post: <mailto:cctalk@classiccmp.org>
        From: Chuck Guzis via cctalk <cctalk@classiccmp.org>
        Reply-To: Chuck Guzis <ccl...@----.com>,
         "General Discussion: On-Topic and Off-Topic Posts"
         <cctalk@classiccmp.org>
        Errors-To: cctalk-boun...@classiccmp.org
        Sender: "cctalk" <cctalk-boun...@classiccmp.org>

  The from address is cct...@classiccomp.org.  The reply-to addresses
contains your (Chuck) email address (blanked out) in addition to the cctalk
address.  An email will use the reply-to address, but I could see an email
client using the list-post address when replying (since that informs the
email client that this email from a mailing list).  

  So here we have From: munging (that's a twist!) and Reply-To: munging but
by adding an address instead of outright replacement (intresting solution to
munging [1][2]).  So when you (not Chuck) hit reply, it goes to your (Chuck)
email address and cctalk.

  -spc (Who runs his own email server ... )

[1]     "Reply-To" Munging Considered Harmful
        http://www.unicom.com/pw/reply-to-harmful.html

[2]     Reply-To Munging Considered Useful
        http://marc.merlins.org/netrants/reply-to-useful.html



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