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From: Karl Kleinpaste <karl@charcoal.com>
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Subject: Re: Why does Gnus generates Lines: header in mail?
Date: Sun, 29 Sep 2002 13:08:11 -0400
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In-Reply-To: <ilu3crs27ej.fsf@h28n1c1o299.bredband.skanova.com> (Simon
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Simon Josefsson <jas@extundo.com> writes:
> Well, what purpose does having a Lines: header serve?  It is not a
> standard mail header so its presence should probably be justified.

As opposed to Mail-Copies-To, X-Face, or X-Hashcash...?

> Does this feature depend on the sender sending a Lines: header?  Most
> MUAs don't send the Lines: header, and I still get this number in the
> summary buffers.  See my original mail which didn't include a Lines:
> header.

If Lines were no longer generated locally, then it won't appear in
one's Gcc'd copies.

I just see no reason for dismantling behavior which causes no
difficulty and which has the potential to be useful.