鈥淒O GOOD. Fight Spam.鈥� That鈥檚 the slogan promoting , an attempt to resurrect the idea that charging for email cuts spam because spammers can鈥檛 afford to pay for their millions of messages.
Past attempts failed as people proved unwilling to stump up. With CentMail subscribers will buy a virtual book of hundreds of stamps. The proceeds will go to charity and the recipient sees who you are supporting.
Tapping into the altruistic glow that giving to charity can provide makes it more likely the system will be adopted, says , who helped develop CentMail. 鈥淲e think this is a more socially efficient approach to reducing spam.鈥�
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If large numbers of people sign up, spam filters could be adjusted to automatically let stamped emails through, making it easier to search for spam among the rest.