From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1VQLCH-0000sE-Gk for bitcoin-development@lists.sourceforge.net; Sun, 29 Sep 2013 17:54:21 +0000 Received: from mail-pd0-f175.google.com ([209.85.192.175]) by sog-mx-2.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) id 1VQLCF-0000kd-R1 for bitcoin-development@lists.sourceforge.net; Sun, 29 Sep 2013 17:54:21 +0000 Received: by mail-pd0-f175.google.com with SMTP id q10so4647616pdj.20 for ; Sun, 29 Sep 2013 10:54:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:organization:user-agent :mime-version:to:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=fT8IoUDAyql52CRIJVDF2kHW8uXxxYoYFWynoRax49g=; b=m1zSOXbqqd4qDjnlUqbCX6B6F2pRObJ/F5V2mG1caqZt6IgBFkoRqOTvj397NePlX9 fcOafqdIluNT/gvEGW/avwqB8umcRckk6tPsnifJHaQm48pCCpHl4IBxCxCLoVWsCjQl Ga/ihMLHewoYfgHZnkLzQpkgimydB7a0u+YNH0yTJ+oRKF/eLJv7fumQUCRcAwLq7GN/ Pw4sZqjblBL0M2cTb7GO3nN/qafMacxgVUYL186JDpDgAguhttNbwkbkH11G83WNuj+d 0eDTLYXFRYPkH0hWjGsXM2+6ltbpjV2YAwIfCK24s4F0b81A+PcefCl6pgODqRfW1U8A HKuw== X-Gm-Message-State: ALoCoQnwktV+Zw/jUUCk1M4jfRi0TrbRv5ebcd9TcduM0Y3XHafXYT1BwOU10+Pg3BZzyfENsfov X-Received: by 10.66.156.199 with SMTP id wg7mr23305170pab.81.1380476944421; Sun, 29 Sep 2013 10:49:04 -0700 (PDT) Received: from phobos.local (50-0-36-188.dsl.dynamic.sonic.net. [50.0.36.188]) by mx.google.com with ESMTPSA id im2sm21843359pbd.31.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 29 Sep 2013 10:49:03 -0700 (PDT) Message-ID: <5248680C.60404@monetize.io> Date: Sun, 29 Sep 2013 10:49:00 -0700 From: Mark Friedenbach Organization: Monetize.io Inc. User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 MIME-Version: 1.0 To: Adam Back , Bitcoin Dev References: <2c70dbfc173749cf4198c591f19a7d33@astutium.com> <20130929093708.GA16561@netbook.cypherspace.org> In-Reply-To: <20130929093708.GA16561@netbook.cypherspace.org> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [209.85.192.175 listed in list.dnswl.org] 0.0 T_FILL_THIS_FORM_SHORT Fill in a short form with personal information X-Headers-End: 1VQLCF-0000kd-R1 Subject: Re: [Bitcoin-development] smart contracts -- possible use case? yes or no? 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: Sun, 29 Sep 2013 17:54:21 -0000 This kind of thing - providing external audits of customer accounts without revealing private data - would be generally useful beyond taxation. If you have any solutions, I'd be interested to hear them (although bitcoin-dev is probably not the right place yet). Mark On 9/29/13 2:37 AM, Adam Back wrote: > taxation in particular there are examples where even the political sphere > accepts significantly anonymous taxation. eg for europeans with certain > types of investment in a swiss bank, the swiss bank sends however many > million as a single payment across all users per european country to their > passport home country (minus 25% cut for the swiss government). Perhaps > such things could be possible for bitcoin. Again I think bitcoin talk would > be a good place for such a discussion if that was the OP question > indirectly.