A New Tack in Fighting Spam

My spin:This sounds, well….ridiculous
AN FRANCISCO, Dec. 6 ó Two California companies, taking a new tack in the spam war, are focusing not on filtering out unwanted e-mail, but on ensuring that notes that are welcome make it through increasingly stringent mail filters. But there is a catch: the companies are asking senders of legitimate e-mail to pay to prove that their own pitches are solicited.
And if the senders of e-mail violate that promise, they could face tens of thousands of dollars in penalties or more.
(full story)