From: "Geo." 

"Mike N."  wrote in message
news:5mb3431rsigkmpqrhbj75jnlu3l4djmsrr{at}4ax.com...

>   Actually running something the size of Yahoo, it would be much easier to
> create their own whitelist.

That too, you shouldn't use a blacklist without a whitelist. But the
blacklist is a requirement just so you don't waste 90% of your resources
servicing spambots.

Geo.

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