On Wed, Oct 14, 2015 at 2:12 PM, Bryan Bishop <kanzure@gmail.com> wrote:

> On Wed, Oct 14, 2015 at 1:02 PM, Emin Gün Sirer
> <bitcoin-dev@lists.linuxfoundation.org> wrote:
> > while the whitepaper has all the nitty gritty details:
> >      http://arxiv.org/abs/1510.02037
>
> Taking reward compensation back by fraud proofs is not enough to fix
> the problems associated with double spending (such as, everyone has to
> wait for the "real" confirmations instead of the "possibly
> double-spend" confirmations). Some of this was discussed in -wizards
> recently:
> http://gnusha.org/bitcoin-wizards/2015-09-19.log


Fraud proof removes all the attacker's revenue. It's like the attacker
sacrifices an entire block for double spending in the current system. I
think Luke-Jr got it right at that discussion.

Best,
Ittay