[Bitcoin-ml] Time to get agreement on new DAA for Bitcoin Cash (Eli)

Zheming Lin heater at gmail.com
Fri Nov 3 09:30:19 UTC 2017


After majority take over, the main chain should give up EDA and have 2016 block DAA.

That will give way for future protocol upgrade.



> 在 2017年11月2日,下午10:51,Tom Zander via bitcoin-ml <bitcoin-ml at lists.linuxfoundation.org> 写道:
> 
> On Thursday, 2 November 2017 15:29:30 CET Scott Roberts wrote:
>> There are 2 objectives to the difficulty algorithm:
>> 1) consistent solvetime
>> 2) no excess benefit to large miners which would cause profit in
>> collusion.  The coin reward is specifically meant to motivate
>> selfishness to avoid miner collusion.
> 
> There are various more objectives that I think should not be dismissed out
> of hand.
> 
> First of all it is the mitigation of chain-split risk.
> Imagine what happens if 10% of the BCH hashpower disagrees with the upcoming
> hardfork?
> Using the original 2016 difficulty adjustment, there is no economic scenario
> where those 10% hashpower can make the chain profitable.
> But with the EDA the 10% hashpower can stick to the old software and refuse
> to hard fork and indeed create a viable chain.
> 
> The economic impact of every hard fork potentially turning into a chain-
> split is not to be underestimated.
> 
> I would argue that since this was solved in Satoshi’s DAA, we are required
> to look at this economic topic as well in the setting of objectives.
> 
> 
> I’ll skip the part where you try to solve it, I think its more important to
> actually understand the requirements or objectives  at this time.
> --
> Tom Zander
> Blog: https://zander.github.io
> Vlog: https://vimeo.com/channels/tomscryptochannel
> _______________________________________________
> bitcoin-ml mailing list
> bitcoin-ml at lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-ml

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: Message signed with OpenPGP
URL: <http://lists.linuxfoundation.org/pipermail/bitcoin-ml/attachments/20171103/06231324/attachment.sig>


More information about the bitcoin-ml mailing list