Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1WYDXH-0004lv-37 for bitcoin-development@lists.sourceforge.net; Thu, 10 Apr 2014 11:52:51 +0000 Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of petertodd.org designates 62.13.148.96 as permitted sender) client-ip=62.13.148.96; envelope-from=pete@petertodd.org; helo=outmail148096.authsmtp.net; Received: from outmail148096.authsmtp.net ([62.13.148.96]) by sog-mx-1.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1WYDXG-0007OH-1u for bitcoin-development@lists.sourceforge.net; Thu, 10 Apr 2014 11:52:51 +0000 Received: from mail-c235.authsmtp.com (mail-c235.authsmtp.com [62.13.128.235]) by punt17.authsmtp.com (8.14.2/8.14.2/) with ESMTP id s3ABqg4d097392; Thu, 10 Apr 2014 12:52:42 +0100 (BST) Received: from [25.121.248.92] ([24.114.49.14]) (authenticated bits=0) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id s3ABqcEO056404 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 10 Apr 2014 12:52:39 +0100 (BST) User-Agent: K-9 Mail for Android In-Reply-To: References: <534592E2.7040800@gmail.com> <5345986C.3040901@gmail.com> <77889B25-03D6-4401-A5FE-432976951F55@bitsofproof.com> <5EA7E1CA-2673-49D4-A1C4-015117E5133D@bitsofproof.com> <3DB84423-BAEB-4290-B43C-7A3B07141844@bitsofproof.com> <139aeadf-e58a-4852-b96b-a1c30780eb9c@email.android.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 From: Peter Todd Date: Thu, 10 Apr 2014 07:52:34 -0400 To: Mike Hearn Message-ID: <912b67d0-ce36-43d1-92f9-c0d74344190f@email.android.com> X-Server-Quench: 9e6a199c-c0a6-11e3-b802-002590a15da7 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR bgdMdwIUGUUGAgsB AmIbWlZeVV97XWM7 aQ5PbARZfE5HQQRu T0xPR01TWkZrcG5A VWthUhx0cwVCNn92 bE9iEHkOWhV7fE8u Xx1URGsbZGY1a31N WEBaagNUcgZDfk5E bwQuUz1vNG8XDQg5 AwQ0PjZ0MThBJSBS WgQAK04nCWwKAjU7 RhYOWDQpWEcMTCY8 NRs7LFJUGUEdPw08 NkFpYmomewAbDglT A1ol X-Authentic-SMTP: 61633532353630.1023:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 24.114.49.14/465 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: 1WYDXG-0007OH-1u Cc: Bitcoin Dev , jason bitcoinica Subject: Re: [Bitcoin-development] Bitcoind-in-background mode for SPV wallets 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, 10 Apr 2014 11:52:51 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 10 April 2014 07:45:16 GMT-04:00, Mike Hearn wrote: >> >> Oh yeah, credit goes to Mike Hearn for the payment channels, and if >I'm >> correct, for the hub concept as well. >> > >Actually, the design is from Satoshi and Matt did most of the >implementation work last year during a Google internship. Ah right, of course. Along those lines we should credit Jeremy Spilman (?) for figuring out how to get rid of the dependency on nSequence, makimg the protocol trust-free. I do recall it having an issue with malleability, semi-fixed with the P2SH trick. Be good to clear that up for good for Pieter's proposed malleability patch. >Though I >ended up >doing a lot of work on it too. We actually got pretty far: there was >Android UI for it and a couple of apps we coded up. I wish we could >have >pushed it over the finishing line and got real world usage. Hopefully >we >can return to it someday soon. > >I think the hub/spoke concept was invented by goldsmiths in 16th >century >Italy, as they started handing pieces of paper across their benches, or >*bancos* in Italian :-) ...and only took another five hundred years for math to catch up and make it trust free, modulo miner centralisation! -----BEGIN PGP SIGNATURE----- Version: APG v1.1.1 iQFQBAEBCgA6BQJTRoYCMxxQZXRlciBUb2RkIChsb3cgc2VjdXJpdHkga2V5KSA8 cGV0ZUBwZXRlcnRvZGQub3JnPgAKCRAZnIM7qOfwhdNMB/9zFBT3nFSkasHkMVW8 01pE/VYrclH5BsxANakOqfb57Rprc4xue9H4AuppqAlIo/i/gYtOyoDy9y8oQDmC YRiM6K5+bqUH8uC/Rjz1AASBrnb3zAasqCJlklheb5nP3+EoLpKNJ04Brk8rnlqp CMO5GktE43r9buYL9MOMXHanB523wRmNV8JjpEF+y5tPYe9YW7rsdmpjX8F8sRga PE1MMNy43lctoej4tR0iSBfK2ZNudsz7PdzW9+4Gvpc4NDMHp5O4JwhX/vPbSyyC +Or1BvPKe58zVSi5kBi7AJEeFXasfuKpwBwT9r2CGmjvI62ESmkj5M9eqcb4i8Yy i2Zr =E4NH -----END PGP SIGNATURE-----