Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1RTEuz-0006La-DE for bitcoin-development@lists.sourceforge.net; Wed, 23 Nov 2011 15:39:25 +0000 Received-SPF: pass (sog-mx-3.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.213.175 as permitted sender) client-ip=209.85.213.175; envelope-from=andyparkins@gmail.com; helo=mail-yx0-f175.google.com; Received: from mail-yx0-f175.google.com ([209.85.213.175]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-MD5:128) (Exim 4.76) id 1RTEux-0008Gy-8v for bitcoin-development@lists.sourceforge.net; Wed, 23 Nov 2011 15:39:25 +0000 Received: by yenm2 with SMTP id m2so2008325yen.34 for ; Wed, 23 Nov 2011 07:39:17 -0800 (PST) Received: by 10.152.102.173 with SMTP id fp13mr15075721lab.24.1322062757319; Wed, 23 Nov 2011 07:39:17 -0800 (PST) Received: from dvr.localnet (mail.360visiontechnology.com. [92.42.121.178]) by mx.google.com with ESMTPS id hm12sm16258116lab.9.2011.11.23.07.39.12 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 23 Nov 2011 07:39:13 -0800 (PST) From: Andy Parkins To: Gavin Andresen Date: Wed, 23 Nov 2011 15:39:10 +0000 User-Agent: KMail/1.13.6 (Linux/3.0.0-1-686-pae; KDE/4.6.3; i686; ; ) References: <201111231035.48690.andyparkins@gmail.com> In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart5660452.X6JOGLp0fZ"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <201111231539.11080.andyparkins@gmail.com> X-Spam-Score: -1.6 (-) 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 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (andyparkins[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.0 AWL AWL: From: address is in the auto white-list X-Headers-End: 1RTEux-0008Gy-8v Cc: bitcoin-development@lists.sourceforge.net Subject: Re: [Bitcoin-development] Addressing rapid changes in mining power 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, 23 Nov 2011 15:39:25 -0000 --nextPart5660452.X6JOGLp0fZ Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable On 2011 November 23 Wednesday, Gavin Andresen wrote: > Bitcoin as-is doesn't have the "I got lucky and found an extremely > hard block" problem because the difficulty TARGET is used to compute > chain difficulty, not the actual hashes found. Good points. I don't think I have a response to that one. I saw the "I got lucky" result as a benefit, as it made it harder to fork t= he=20 chain. We got an advantage from the luck. I'll have to abandon this suggestion. It's not going to work. Thanks for the feedback everyone. Andy =2D-=20 Dr Andy Parkins andyparkins@gmail.com --nextPart5660452.X6JOGLp0fZ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEABECAAYFAk7NE58ACgkQwQJ9gE9xL20dRgCdGH2qJhvEjhcyMK1fxc4k9HZ4 D0EAn3leoql719zgkBCmdM5Pl5MJS3f5 =unQY -----END PGP SIGNATURE----- --nextPart5660452.X6JOGLp0fZ--