From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 1EC1B978 for ; Fri, 29 Sep 2017 09:55:45 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from outmail148108.authsmtp.net (outmail148108.authsmtp.net [62.13.148.108]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 5FB481A6 for ; Fri, 29 Sep 2017 09:55:44 +0000 (UTC) Received: from mail-c245.authsmtp.com (mail-c245.authsmtp.com [62.13.128.245]) by punt23.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v8T9tgNI024155; Fri, 29 Sep 2017 10:55:42 +0100 (BST) Received: from petertodd.org (ec2-52-5-185-120.compute-1.amazonaws.com [52.5.185.120]) (authenticated bits=0) by mail.authsmtp.com (8.14.2/8.14.2/) with ESMTP id v8T9td9K040065 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 29 Sep 2017 10:55:40 +0100 (BST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by petertodd.org (Postfix) with ESMTPSA id A22E14010A; Fri, 29 Sep 2017 09:55:38 +0000 (UTC) Received: by localhost (Postfix, from userid 1000) id D347B205E4; Fri, 29 Sep 2017 05:55:37 -0400 (EDT) Date: Fri, 29 Sep 2017 05:55:37 -0400 From: Peter Todd To: Andreas Schildbach , Bitcoin Protocol Discussion Message-ID: <20170929095537.GA15286@savin.petertodd.org> References: <20170927160654.GA12492@savin.petertodd.org> <20170929014543.GB11956@savin.petertodd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="7JfCtLOvnd9MIVvH" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-Server-Quench: 59fa7820-a4fc-11e7-801f-9cb654bb2504 X-AuthReport-Spam: If SPAM / abuse - report it at: http://www.authsmtp.com/abuse X-AuthRoute: OCd2Yg0TA1ZNQRgX IjsJECJaVQIpKltL GxAVKBZePFsRUQkR aAdMdAsUC1AEAgsB AmEbWlReVVh7XWM7 bghPaBtcak9QXgdq T0pMXVMcUg0MCFhV D2UeVhlycQAIfXx2 YQhnVyYKW0x4dVss RhgHCGwHMGB9YGAe Bl1RJFFSdQcYLB1A alQxNiYHcQ5VPz4z GA41ejw8IwAXAShZ WAwWNhofUV4KBDcg RhcEVSkuGEAeDz4z KAEiJhYWEQ4YPkk/ PRM9XhoyEidXU1IF dwAA X-Authentic-SMTP: 61633532353630.1039:706 X-AuthFastPath: 0 (Was 255) X-AuthSMTP-Origin: 52.5.185.120/25 X-AuthVirus-Status: No virus detected - but ensure you scan with your own anti-virus system. X-Spam-Status: No, score=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Subject: Re: [bitcoin-dev] Address expiration times should be added to BIP-173 X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Sep 2017 09:55:45 -0000 --7JfCtLOvnd9MIVvH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 29, 2017 at 10:44:11AM +0200, Andreas Schildbach via bitcoin-de= v wrote: > On 09/29/2017 03:45 AM, Peter Todd via bitcoin-dev wrote: > > On Thu, Sep 28, 2017 at 12:09:59PM +0200, Andreas Schildbach via bitcoi= n-dev wrote: > >> This feels redundant to me; the payment protocol already has an > >> expiration time. > >=20 > > I'm well aware. As the payment protocol hasn't caught on - and doesn't = fully > > overlap all the usecases that addresses do anyway - I think we should c= onsider > > bringing this important feature to Bitcoin addresses too. >=20 > Hasn't caught on? It is used for virtually all merchant transactions, > plus person to person transactions between Bitcoin Wallet users. "Virtually all"? I regularly pay with Bitcoin, and I haven't seen the payment protocol used = in ages. Can you name some users of it? --=20 https://petertodd.org 'peter'[:-1]@petertodd.org --7JfCtLOvnd9MIVvH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZzhiVAAoJECSBQD2l8JH72FAIALY1TvVSyyDNW26xlJ6oNvVe ttRC41iAKnIxq4kuNlXnf0QGxEhTnDRdLj+Lfq4ZeGGlUBzrTzaw19CWu3GLdmpk giT9suWgzGyPVSNVXjTEWnzegIPjvSWczR6hke0G4ODU70XJ/9yu/cho+97UEvHr c503EnuVwsG1QKCj0bAgKme0qhDi9ywiLvkF8ayTGPeRAnThJoDho0ZOjucGgxZ9 EEGvNzi0OoWiCjYnXkSZRIr2wQe/9ZX919v0JMHw5Ma3dV+ISBeTkFazCbHeizQS n89MLIs9m46N1uhWMYgqQVJeq/V3r1xfJFfaJUl8s951FpTBdZea6n8af/zBAWM= =iwbr -----END PGP SIGNATURE----- --7JfCtLOvnd9MIVvH--