> One idea would be to have some 'regional exploders' -- mailrelays,
> that get mails from mail.netbsd.org and relay them to local users in 
> the region/country. So mail.netbsd.org would have much less work (and
> less network traffic).

 Another would be to use petidomo instead of majordomo, which is able to
handle multiple connects rather than one by one.

-- 
Markus Illenseer