On May 20, 2006, at 1:05 PM, Ballew Kinnaman wrote:

>> If we ever have an incident of a forged
>> editor address
>
> Using "if" rather than "when" may indicate
> a possibly serious misunderstanding of the
> level of spammer infection (and perversion)
> of the legitimate Internet.
>
> Spammers have no compunctions about
> civility and morality. Their "business model"
> requires them to ignore civility and morality.
>
> If you leave the door open in ANY way, they
> will impose their tripe on all available ears.

Absolutely. There is big money to be made by spamming.

Those who prefer to run open lists should at least consider hiding  
the list
with "confidential=yes" or perhaps "confidential=local".