Re: 8a. Evaluation Model - Proposed Changes to Tech. Cons. Document (was Re: [Asrg] Proposed addition to draft-crocker-spam-techconsider-02.txt)

["Eric S. Raymond" <esr@thyrsus.com>]

David Maxwell <david@crlf.net>:
> Another issue is that [hash-cash] begins a trend of requiring CPU power to
> participate in the Internet.
> 
> That's a bad thing for people who want to provide inexpensive computing
> to third world countries, and for the retro-computing crowd.
>
> Once Hashcash became widely used, CPU vendors would have an incentive to
> encourage spam, in order to push the rate of 'stamps' up, and make
> people upgrade their machines. For the single home user, it wouldn't
> matter so much, but I run some mailing-lists for friends...
> 
> Basing an anti-spam mechanism on technology have/have-nots would seem to
> be a difficult balance to achieve, when the spammers have financial
> incentive, and I don't.

These are damn good, solid points.

I'm still in favor of acknowledging the existence of hash-cash ideas in the 
challenge-response section, but you've done an excellent job of arguing
that they're not actually a good idea.

On the gripping hand, this argument is out of scope for the document.
-- 
		<a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>

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