Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from <jgarzik@exmulti.com>) id 1T27GY-0007QH-7T for bitcoin-development@lists.sourceforge.net; Thu, 16 Aug 2012 21:06:06 +0000 X-ACL-Warn: Received: from mail-qc0-f175.google.com ([209.85.216.175]) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1T27GW-0008O3-1x for bitcoin-development@lists.sourceforge.net; Thu, 16 Aug 2012 21:06:06 +0000 Received: by qcad10 with SMTP id d10so2771657qca.34 for <bitcoin-development@lists.sourceforge.net>; Thu, 16 Aug 2012 14:05:58 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-originating-ip:in-reply-to:references:date :message-id:subject:from:to:content-type:x-gm-message-state; bh=qnM62O7XZRqCCPwQUo11aoE8uNuleql6UugBtAoj52g=; b=Tex8hyr0TaGNijJMmTwU4VRk8KsCwVaKlGiwrKj6YXyviXjXaa9Cy7HSJu5CJR2aJj 2y/SpHmpwXf738/4osa6L7oKcb+7gMdVOjxPUt45/TLQ3wrHiJwtCBusZRLbr1eCrrTI bdu3ZflURHPd5cSbKi8iST8wVNBbpsx2LeZBhLdTiX8j7T5JPwa4ghnwHn6HPHCP7wes jiqUBjbICSzAocJ+tVJMWt15q9uMPJZZfQCeXQr5VqeFsWIPwJlmui1Xqiug4Z08H3LP UFna5/kCrWo9io2AlHLumRKfU04bGpQvAOBR+XLyPX2TqQg5wOkPuinsMYU9moEYl1bF 663g== MIME-Version: 1.0 Received: by 10.229.106.226 with SMTP id y34mr1677744qco.54.1345151158478; Thu, 16 Aug 2012 14:05:58 -0700 (PDT) Received: by 10.49.97.6 with HTTP; Thu, 16 Aug 2012 14:05:58 -0700 (PDT) X-Originating-IP: [2001:4830:1603:2:21c:c0ff:fe79:c8c2] In-Reply-To: <1345150660.5139.YahooMailNeo@web121003.mail.ne1.yahoo.com> References: <CA+8xBpcfxdpg-z4OQab3379amznM30Ae-Kurko0BKuySwfBy+Q@mail.gmail.com> <20120816175637.GA13454@vps7135.xlshosting.net> <502D482A.2090609@justmoon.de> <1345150660.5139.YahooMailNeo@web121003.mail.ne1.yahoo.com> Date: Thu, 16 Aug 2012 17:05:58 -0400 Message-ID: <CA+8xBpd4uHO63QCFtOqLB6SPLYO_9y2fQGbNLFH81ovGukhBmg@mail.gmail.com> From: Jeff Garzik <jgarzik@exmulti.com> To: Bitcoin Development <bitcoin-development@lists.sourceforge.net> Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQnOJvVEWkmowfjFnRcNM6BMpMilPm6JSq/loktIJW8WiS3vtHwKOYwjwdpIAnZ/VG8/Cy+4 X-Spam-Score: 0.0 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. X-Headers-End: 1T27GW-0008O3-1x Subject: Re: [Bitcoin-development] BIP 35: add mempool message X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: <bitcoin-development.lists.sourceforge.net> List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, <mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe> List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development> List-Post: <mailto:bitcoin-development@lists.sourceforge.net> List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help> List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, <mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe> X-List-Received-Date: Thu, 16 Aug 2012 21:06:06 -0000 On MSG_MEMTX: The current version has a much higher Just Works value. On empty "inv": It is generally better to do something unconditionally, than have a response generated only under certain conditions. And Alan is correct to note that unknown messages are ignored (intentionally, for expansion). However, unconditionally returning a response has little to do with feature probing/discovery. It is simply a clear, deterministic indication that processing is complete, for each invocation. -- Jeff Garzik exMULTI, Inc. jgarzik@exmulti.com