From: Matt Whitlock <bip@mattwhitlock.name>
To: Peter Todd <pete@petertodd.org>
Date: Fri, 12 Jun 2015 14:36:31 -0400
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Cc: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] User vote in blocksize through fees
Precedence: list

On Friday, 12 June 2015, at 7:34 pm, Peter Todd wrote:
> On Fri, Jun 12, 2015 at 02:22:36PM -0400, Matt Whitlock wrote:
> > Why should miners only be able to vote for "double the limit" or "halve" the limit? If you're going to use bits, I think you need to use two bits:
> > 
> > 	0 0 = no preference ("wildcard" vote)
> > 	0 1 = vote for the limit to remain the same
> > 	1 0 = vote for the limit to be halved
> > 	1 1 = vote for the limit to be doubled
> > 
> > User transactions would follow the same usage. In particular, a user vote of "0 0" (no preference) could be included in a block casting any vote, but a block voting "0 0" (no preference) could only contain transactions voting "0 0" as well.
> 
> Sounds like a good encoding to me. Taking the median of the three
> options, and throwing away "don't care" votes entirely, makes sense.

I hope you mean the *plurality* of the three options after throwing away the "don't cares," not the *median*.