Bug in mailing lists; unfriendly to non-subscribers

Bruno Wolff III bruno at wolff.to
Mon Jul 5 20:54:37 UTC 2010

On Mon, Jul 05, 2010 at 20:44:59 +0000,
  Andre Robatino <andre at bwh.harvard.edu> wrote:
> Todd Zullinger <tmz <at> pobox.com> writes:
> > Prior to today the list was set to discard posts from non-members.
> > This setting was made before any of the current list admins were
> > present AFAIK.  I believe that sending a rejection is the more
> > courteous setting, and we have changed this now.
> Won't this generate backscatter?
> http://en.wikipedia.org/wiki/Backscatter_%28e-mail%29

If there isn't amplification and if the sender can't send spam content
back using the method then it isn't that big of a deal and the costs
of that should be balanced against the costs of people sending legitimate
messages going into a black hole rather than being told that the need to

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