And anyone who would have discovered it independently would have been free
to implement it.  That's the issue, not that there's an optimization.

On Wed, May 11, 2016 at 9:27 PM, Tom Harding via bitcoin-dev <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> On 5/10/2016 2:43 PM, Sergio Demian Lerner via bitcoin-dev wrote:
> >
> > If we change the protocol then the message to the ecosystem is that
> > ASIC optimizations should be kept secret.
>
> Further to that point, if THIS optimization had been kept secret, nobody
> would be talking about doing anything, as with countless other
> optimizations.
>
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