Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1YxkNp-0001zu-CZ for bitcoin-development@lists.sourceforge.net; Wed, 27 May 2015 23:05:09 +0000 X-ACL-Warn: Received: from p3plsmtpa11-03.prod.phx3.secureserver.net ([68.178.252.104]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES128-SHA:128) (Exim 4.76) id 1YxkNn-00085O-0Z for bitcoin-development@lists.sourceforge.net; Wed, 27 May 2015 23:05:09 +0000 Received: from [192.168.0.23] ([190.17.195.187]) by p3plsmtpa11-03.prod.phx3.secureserver.net with id ZAsR1q005433uHa01AsRbV; Wed, 27 May 2015 15:52:26 -0700 Message-ID: <55664AA2.7020206@certimix.com> Date: Wed, 27 May 2015 19:52:18 -0300 From: Sergio Lerner User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: bitcoin-development@lists.sourceforge.net References: <201505270346.17014.luke@dashjr.org> <20150527101516.GB25814@savin.petertodd.org> In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [68.178.252.104 listed in list.dnswl.org] X-Headers-End: 1YxkNn-00085O-0Z Subject: Re: [Bitcoin-development] Version bits proposal X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 May 2015 23:05:09 -0000 I like the idea but I think we should leave at least 16 bits of the version fixed as an extra-nonce. If we don't then miners may use them as a nonce anyway, and mess with the soft-fork voting system. My original proposal was this: https://github.com/bitcoin/bitcoin/pull/5102 Best regards