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From: Andrew Cohen <cohen@andy.bu.edu>
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Subject: Re: deleting articles from search groups?
Date: Wed, 08 Dec 2010 14:33:11 -0500
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>>>>> "Lars" == Lars Magne Ingebrigtsen <larsi@gnus.org> writes:

    Lars> Dan Christensen <jdc@uwo.ca> writes:
    >> It just occurred to me that some people use group parameters to
    >> have different expiry-wait periods for different groups.  Will
    >> this above cause articles to expire based on the expiry-wait for
    >> the original group or whatever expiry-wait applies to the nnir
    >> group (probably the default global value)?

    Lars> The latter, I think.  But the nnir groups are ephemeral,
    Lars> aren't they?  So they shouldn't affect anything.  Unless I'm
    Lars> misunderstanding everything.

My message crossed yours. This is correct: ephemeral, so it shouldn't
cause any trouble (and hasn't in my one week of minimal testing).