From: Ron Elliott <ronaldbelliott@gmail•com>
To: kjj <bitcoin-devel@jerviss•org>
Cc: Bitcoin Dev <bitcoin-development@lists•sourceforge.net>
Subject: Re: [Bitcoin-development] ASIC-proof mining
Date: Fri, 4 Jul 2014 11:39:07 -0700 [thread overview]
Message-ID: <CAMEND1ijTGfLw3ZJGXwnBXFjHdoePuR1DMmYRVHnVEiBSydeSg@mail.gmail.com> (raw)
In-Reply-To: <53B6DB38.7010709@jerviss.org>
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I feel everyone should re-read that last paragraph as it carries the most
weight IMO.
On Fri, Jul 4, 2014 at 9:50 AM, kjj <bitcoin-devel@jerviss•org> wrote:
> Just some general comments on this topic/discussion.
>
> I suspect that there exist no algorithms which cannot be done better in
> an application-specific device than in a general purpose computer. And
> if there is such a thing, then it must necessarily perform best on one
> specific platform, making that platform the de facto application
> specific device.
>
> I'm not sure how one would go about proving or disproving that, but it
> seems very likely to be true.
>
> IO-bound is exactly the same as memory bound, for devices that have
> enough memory. 20 GB is already trivial today, and you don't really get
> into ask-the-wife-for-permission money until you cross 128 GB. The
> exception would be if the IO was to an oracle outside of the device's
> control, and artificially limited in throughput. Such a centralized
> oracle would be contrary to the goals usually stated by people thinking
> about anti-ASIC designs, so there isn't much point.
>
> Keeping the algorithm simple, and ASIC-easy, has one other advantage.
> Just about anyone can sit down and design an ASIC for SHA, for example,
> leading to diversity in the marketplace. A harder algorithm can still
> be made into an ASIC (or more generally into an ASD), but will require
> more skilled designers, more expensive fabrication, etc. This actually
> concentrates the ASIC advantage into the hands of fewer people, which
> again, is contrary to the stated goals.
>
>
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--
- Ron
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next prev parent reply other threads:[~2014-07-04 18:39 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-04 10:27 Andy Parkins
2014-07-04 10:53 ` Alan Reiner
2014-07-04 11:08 ` Eugen Leitl
2014-07-04 11:15 ` Andy Parkins
2014-07-04 11:22 ` Alan Reiner
2014-07-04 11:28 ` Andy Parkins
2014-07-04 11:37 ` Gregory Maxwell
2014-07-04 12:01 ` Andy Parkins
2014-07-04 15:20 ` Mike Hearn
2014-07-04 16:50 ` kjj
2014-07-04 18:39 ` Ron Elliott [this message]
2014-07-04 19:54 ` Aaron Voisine
2014-07-04 20:21 ` Jorge Timón
2014-07-04 20:38 ` Luke Dashjr
2014-07-04 20:55 ` Randi Joseph
2014-07-05 8:43 ` Mike Hearn
2014-07-07 0:20 ` Randi Joseph
2014-07-07 6:12 ` Odinn Cyberguerrilla
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