Return-Path: <jeanpaulkogelman@me.com> Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 424B4905 for <bitcoin-dev@lists.linuxfoundation.org>; Wed, 31 May 2017 01:09:31 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from pv33p36im-asmtp002.me.com (pv33p36im-asmtp002.me.com [17.142.213.63]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 238F0106 for <bitcoin-dev@lists.linuxfoundation.org>; Wed, 31 May 2017 01:09:30 +0000 (UTC) Received: from process-dkim-sign-daemon.pv33p36im-asmtp002.me.com by pv33p36im-asmtp002.me.com (Oracle Communications Messaging Server 7.0.5.38.0 64bit (built Feb 26 2016)) id <0OQS00200LSY9T00@pv33p36im-asmtp002.me.com> for bitcoin-dev@lists.linuxfoundation.org; Wed, 31 May 2017 01:09:29 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=me.com; s=4d515a; t=1496192969; bh=OTT+mkVxPY/2zoj+Pl0fc6bby+8O//p/d9ML8a45lLY=; h=Content-type:MIME-version:Subject:From:Date:Message-id:To; b=O6dUcw5Z+lYqxwD8nOlA6OLGBA4B3BHlF07kLlhR3KiWFFgnxMzKwlCg2i6jCuZmw 0ztNTftE6UOduGfmhlEYE8WESNOarEeRs/5dMTVHv1HPlXbwUQvcluiL2qmcroSvrI uDW5p7vC66SGyvB46OoB9+FCgZaiwLsht51kvww2gwJh9Y3GhuOdaDg6bs6WLUtTwo A6/cCNS+ilDCcR5H0dTccBVt6wTd+uIRXu+iP9XZ704oAaHRiKIPhp49oimycOBOUR 0CAQbO3ibVHJfGlaQ99esen37Mh+cVnP9I8SnTzOr6YyyXaLUnM4aih5SO5JtVSLWX 3TCCFzwCUqVJg== Received: from icloud.com ([127.0.0.1]) by pv33p36im-asmtp002.me.com (Oracle Communications Messaging Server 7.0.5.38.0 64bit (built Feb 26 2016)) with ESMTPSA id <0OQS00LGYLVRLN50@pv33p36im-asmtp002.me.com>; Wed, 31 May 2017 01:09:29 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-05-30_15:,, signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 clxscore=1034 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1701120000 definitions=main-1705310019 Content-type: multipart/alternative; boundary=Apple-Mail-F950D324-808B-45ED-852D-93D49E7FC473 MIME-version: 1.0 (1.0) From: Jean-Paul Kogelman <jeanpaulkogelman@me.com> X-Mailer: iPhone Mail (14F89) In-reply-to: <CAH+Axy5yYQywpy0s9pBZt_fNoLPpWfra-cU9HrUwH71GDOchsQ@mail.gmail.com> Date: Tue, 30 May 2017 18:09:26 -0700 Content-transfer-encoding: 7bit Message-id: <004E1123-8346-48B6-9BCB-94BAE00EC34B@me.com> References: <201705232023.40588.luke@dashjr.org> <CAJowKgJK9zBkVAM1NyOsjU04gvwV3zGnk+1ebfpt6rnbiKy6Og@mail.gmail.com> <CABm2gDpet31gEcBY6NTxEG+xA4rvg8_c79L+J=mJySGbf7Ydbg@mail.gmail.com> <CAOG=w-uei5-c-Mpp_R6RrN29NTrSV+gpNd79FC3cB6QPG65sEw@mail.gmail.com> <CAH+Axy5yYQywpy0s9pBZt_fNoLPpWfra-cU9HrUwH71GDOchsQ@mail.gmail.com> To: James MacWhyte <macwhyte@gmail.com> X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HTML_MESSAGE, MIME_QP_LONG_LINE, RCVD_IN_DNSWL_LOW, RP_MATCHES_RCVD autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Wed, 31 May 2017 01:45:18 +0000 Cc: Bitcoin Dev <bitcoin-dev@lists.linuxfoundation.org> Subject: Re: [bitcoin-dev] Hypothetical 2 MB hardfork to follow BIP148 X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion <bitcoin-dev.lists.linuxfoundation.org> List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>, <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe> List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/> List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org> List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help> List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>, <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe> X-List-Received-Date: Wed, 31 May 2017 01:09:31 -0000 --Apple-Mail-F950D324-808B-45ED-852D-93D49E7FC473 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable That would invalidate any pre-signed transactions that are currently out the= re. You can't just change the rules out from under people. > On May 30, 2017, at 4:50 PM, James MacWhyte via bitcoin-dev <bitcoin-dev@l= ists.linuxfoundation.org> wrote: >=20 > =20 >> The 1MB classic block size prevents quadratic hashing >> problems from being any worse than they are today. >>=20 >=20 > Add a transaction-size limit of, say, 10kb and the quadratic hashing probl= em is a non-issue. Donezo. > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev --Apple-Mail-F950D324-808B-45ED-852D-93D49E7FC473 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 7bit <html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>That would invalidate any pre-signed transactions that are currently out there. You can't just change the rules out from under people.<br><br></div><div><br>On May 30, 2017, at 4:50 PM, James MacWhyte via bitcoin-dev <<a href="mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.linuxfoundation.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="ltr"><div class="gmail_quote"><div> <br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> The 1MB classic block size prevents quadratic hashing<br> problems from being any worse than they are today.<br><br></blockquote><div><br></div><div>Add a transaction-size limit of, say, 10kb and the quadratic hashing problem is a non-issue. Donezo.</div></div></div> </div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>bitcoin-dev mailing list</span><br><span><a href="mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.linuxfoundation.org</a></span><br><span><a href="https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev">https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev</a></span><br></div></blockquote></body></html> --Apple-Mail-F950D324-808B-45ED-852D-93D49E7FC473--