gward@??? (Greg Ward) [Tuesday, September 17, 2002 10:03 PM]:
>> Or what about (say) mailing lists?
>
> If I send mail to exim-users@???, it comes back to me with an
> envelope sender of exim-users-admin@???. One could argue that
> the whole point of MLMs is to change the envelope sender on list
> posts -- all the rest is frills. ;-)
Not always. Or try mailing to an exploding alias on another server, which
happens to include yourself..
-srs