Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1WwaI0-000381-K4 for bitcoin-development@lists.sourceforge.net; Mon, 16 Jun 2014 17:01:48 +0000 Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of gmail.com designates 209.85.214.170 as permitted sender) client-ip=209.85.214.170; envelope-from=mh.in.england@gmail.com; helo=mail-ob0-f170.google.com; Received: from mail-ob0-f170.google.com ([209.85.214.170]) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1WwaHy-0004ES-J3 for bitcoin-development@lists.sourceforge.net; Mon, 16 Jun 2014 17:01:48 +0000 Received: by mail-ob0-f170.google.com with SMTP id uz6so6132780obc.1 for ; Mon, 16 Jun 2014 10:01:41 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.60.63.205 with SMTP id i13mr21269632oes.8.1402938101047; Mon, 16 Jun 2014 10:01:41 -0700 (PDT) Sender: mh.in.england@gmail.com Received: by 10.76.71.162 with HTTP; Mon, 16 Jun 2014 10:01:40 -0700 (PDT) In-Reply-To: References: Date: Mon, 16 Jun 2014 19:01:40 +0200 X-Google-Sender-Auth: -pvBIhMbSG6ssfuvG1xQxr1sKG4 Message-ID: From: Mike Hearn To: Lawrence Nahum Content-Type: multipart/alternative; boundary=001a11c1d89a27ac5e04fbf6fbfe X-Spam-Score: -0.5 (/) 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 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (mh.in.england[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 1.0 HTML_MESSAGE BODY: HTML included in message 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 X-Headers-End: 1WwaHy-0004ES-J3 Cc: Bitcoin Dev Subject: Re: [Bitcoin-development] instant confirmation via payment protocol backwards compatible proto buffer extension 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: Mon, 16 Jun 2014 17:01:48 -0000 --001a11c1d89a27ac5e04fbf6fbfe Content-Type: text/plain; charset=UTF-8 > > I only meant that double spends minutes apart are possible and that by then > the sole use of a monitor is too late even if it will tell you. > As long as miners stick to Satoshi's first seen rule, which is the default, it's useful: https://bitcointalk.org/index.php?topic=423.msg3819#msg3819 (this is the famous "snack machine" thread from 2010) If they decide to change to something like highest-fee-always-wins, then they (again) centralise things by forcing all instant transactions to pay GreenAddress and its competitors money - much though I like your product Lawrence, let's hope they don't collectively lemming us all off a cliff by doing that ;) --001a11c1d89a27ac5e04fbf6fbfe Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
I only meant that double spends minutes apart are possible and that by then=
the sole use of a monitor is too late even if it will tell you.

As long as miner= s stick to Satoshi's first seen rule, which is the default, it's us= eful:

https://bitc= ointalk.org/index.php?topic=3D423.msg3819#msg3819

(this is the famous "snack machin= e" thread from 2010)

If they decide to change to something like highest-fee-= always-wins, then they (again) centralise things by forcing all instant tra= nsactions to pay GreenAddress and its competitors money - much though I lik= e your product Lawrence, let's hope they don't collectively lemming= us all off a cliff by doing that ;)
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