From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1XmWS7-0004aY-H9 for bitcoin-development@lists.sourceforge.net; Thu, 06 Nov 2014 23:26:55 +0000 Received-SPF: pass (sog-mx-3.v43.ch3.sourceforge.com: domain of petertodd.org designates 62.13.149.78 as permitted sender) client-ip=62.13.149.78; envelope-from=pete@petertodd.org; helo=outmail149078.authsmtp.net; Received: from outmail149078.authsmtp.net ([62.13.149.78]) by sog-mx-3.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1XmWS6-0002sz-4o for bitcoin-development@lists.sourceforge.net; Thu, 06 Nov 2014 23:26:55 +0000 Received: from mail-c237.authsmtp.com (mail-c237.authsmtp.com [62.13.128.237]) by punt17.authsmtp.com (8.14.2/8.14.2/) with ESMTP id sA6NQm5N030142; Thu, 6 Nov 2014 23:26:48 GMT Received: from savin.petertodd.org (75-119-251-161.dsl.teksavvy.com [75.119.251.161]) (authenticated bits=128) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id sA6NQjxb079712 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Thu, 6 Nov 2014 23:26:47 GMT Date: Thu, 6 Nov 2014 18:26:49 -0500 From: Peter Todd To: Justus Ranvier Message-ID: <20141106232649.GD26859@savin.petertodd.org> References: <20141106213215.GA12918@savin.petertodd.org> <545BF0C2.3030201@bluematt.me> <545BFAD6.1000504@riseup.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="eheScQNz3K90DVRs" Content-Disposition: inline In-Reply-To: <545BFAD6.1000504@riseup.net> User-Agent: Mutt/1.5.21 (2010-09-15) X-Server-Quench: 60df1fa1-660c-11e4-9f74-002590a135d3 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR aAdMdgQUFloCAgsB AmIbWVdeUlt7XWQ7 bA9PbARUfEhLXhtr VklWR1pVCwQmQm0H eH9EGktycAxBeXw+ Y0FgXT5dXBAsdBAs Q1NSE21VeGZhPWQC WRZfcx5UcAFPdx8U a1N6AHBDAzANdhES HhM4ODE3eDlSNilR RRkIIFQOdA43HjN0 SxEMEzQkAEkZVm00 IVQ5MF8AHUAeek41 N0AsX0kFKH1aARdf A0BGCSsRLF4NSnhj EQNXFXU/Px10egdr OTwODTtlSjZPVUIA X-Authentic-SMTP: 61633532353630.1024:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 75.119.251.161/587 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Score: -1.5 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record X-Headers-End: 1XmWS6-0002sz-4o Cc: bitcoin-development@lists.sourceforge.net Subject: Re: [Bitcoin-development] The difficulty of writing consensus critical code: the SIGHASH_SINGLE bug 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: Thu, 06 Nov 2014 23:26:55 -0000 --eheScQNz3K90DVRs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 06, 2014 at 04:48:54PM -0600, Justus Ranvier wrote: > Why not schedule protocol upgrades every two years for the foreseeable > future? For the same reason we don't do hard-forking upgrades of basically every protocol on the planet on a regular basis, even when we don't have consensus problems to worry about. Flag days are really rare in engineering, and for good reason. --=20 'peter'[:-1]@petertodd.org 000000000000000008f2290924a6882928d4566f487f33cc57203a6535795201 --eheScQNz3K90DVRs Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQGrBAEBCACVBQJUXAO1XhSAAAAAABUAQGJsb2NraGFzaEBiaXRjb2luLm9yZzAw MDAwMDAwMDAwMDAwMDAwOGYyMjkwOTI0YTY4ODI5MjhkNDU2NmY0ODdmMzNjYzU3 MjAzYTY1MzU3OTUyMDEvFIAAAAAAFQARcGthLWFkZHJlc3NAZ251cGcub3JncGV0 ZUBwZXRlcnRvZC5vcmcACgkQJIFAPaXwkftxnQf9EcHdN2OiOwWdtY+pS/y8ofl9 ni2IExsG9d5MIYhQIek1QoJASUEPLNRr+C66cdDcqLKGfJtpkdWMzGD8kWyuPKZd FH25MBHPb6HvwYKiisSpkZn1HpsKZu+xJT/ljQsbaiRGizgnj2BEFBelHvFVREwZ xk5LuincpsNVLof7T3HU1MVlCMk7hhpNWT8eI5x6HsKUV396s9o0clmYqQ9/KQ9H qEpEGdCNBggvFoojhJdkq1fIJTMDiKg0k91ZFdqUXxkBC//8KMlZXOHJVh8LrCcA Xmyf03ozH6h3l/MxqGWzbTdT9uSQHddLToczjJqNDJ015i5HgdMieLueUEWqTw== =OY7z -----END PGP SIGNATURE----- --eheScQNz3K90DVRs--