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 82880932 for ; Fri, 7 Aug 2015 21:31:13 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-wi0-f180.google.com (mail-wi0-f180.google.com [209.85.212.180]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id E2451201 for ; Fri, 7 Aug 2015 21:31:11 +0000 (UTC) Received: by wibxm9 with SMTP id xm9so75954902wib.0 for ; Fri, 07 Aug 2015 14:31:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type; bh=NHtmxdLjsHXxvQW+FLUtnGsYgFmI+jZTT2NjF09Odo8=; b=TMo1YG/K3Ijxt28c4wwHAq1hUe1Hxge3J7f9Wjg91ygBM74vxswBt81YjKXBdxxvZz 1KSHEWgQOBzF0kHw5btK+VShJ+/ndrC8bUYlsAut42a1wFoFcsQWeFW6PXCTd5yyt/Zn Hns8Iys5rEHtHxriqJyNm44LTT3StTNnOAL31DSTOaqONhUCdaIMkyapcbpuz2Fal6KR 8sZj2/BkZpyBnQ1G7L9PuSkJtVftvF4Ag4NnejYDcdaNnX1yTsbTSWepi2/p/7juHELz 10HnCBt4HAh4PAmE36uqMVAGeV/2vZdLECf5GQiPk7+WSav15mUIFgfpceJy4zeJkYT6 f1Aw== X-Gm-Message-State: ALoCoQl3YKslIxSCjStBYQ0v2Z7gSNjMtKHli3XTFevxsWIgL5C0quJavWNGTm5Z2QrepUfCWNG/ X-Received: by 10.180.107.138 with SMTP id hc10mr553120wib.2.1438983069951; Fri, 07 Aug 2015 14:31:09 -0700 (PDT) MIME-Version: 1.0 Received: by 10.194.15.193 with HTTP; Fri, 7 Aug 2015 14:30:40 -0700 (PDT) In-Reply-To: References: From: Jim Phillips Date: Fri, 7 Aug 2015 16:30:40 -0500 Message-ID: To: Pieter Wuille Content-Type: multipart/alternative; boundary=e89a8f235739b90096051cbf5a08 X-Spam-Status: No, score=-1.0 required=5.0 tests=BAYES_00, HTML_IMAGE_ONLY_24, HTML_MESSAGE, RCVD_IN_DNSWL_LOW, T_REMOTE_IMAGE autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Cc: Bitcoin Dev Subject: Re: [bitcoin-dev] Fees and the block-finding process X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Development Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 07 Aug 2015 21:31:13 -0000 --e89a8f235739b90096051cbf5a08 Content-Type: text/plain; charset=UTF-8 On Fri, Aug 7, 2015 at 10:16 AM, Pieter Wuille via bitcoin-dev < bitcoin-dev@lists.linuxfoundation.org> wrote: > > But perhaps there is some "use" for ultra-low-priority unreliable > transactions (... despite DoS attacks). > I can think of a variety of protocols that broadcast information and don't really care about whether it gets delivered.. Think of everything that uses UDP on TCP/IP. The most basic thing I can think of would be low-priority notifications that are sent to the entire Bitcoin universe, but don't need to persist. The protocol provides for a signed and thus verified message, and a method for broadcasting it to every node that might be interested in seeing it. If it never makes it into a block, so be it. If it does, so be it. -- *James G. Phillips IV* *"Don't bunt. Aim out of the ball park. Aim for the company of immortals." -- David Ogilvy* *This message was created with 100% recycled electrons. Please think twice before printing.* --e89a8f235739b90096051cbf5a08 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
On F= ri, Aug 7, 2015 at 10:16 AM, Pieter Wuille via bitcoin-dev <bitcoin-dev@lists.linuxfoundation.org> wrote:

But perhaps there is some "use" for= ultra-low-priority unreliable transactions (... despite DoS attacks).

I can think of a variet= y of protocols that broadcast information and don't really care about w= hether it gets delivered.. Think of everything that uses UDP on TCP/IP. The= most basic thing I can think of would be low-priority notifications that a= re sent to the entire Bitcoin universe, but don't need to persist. The = protocol provides for a signed and thus verified message, and a method for = broadcasting it to every node that might be interested in seeing it. If it = never makes it into a block, so be it. If it does, so be it.=C2=A0

--
James G. Phillips IV=C2=A0=C2=A0
"Don&= #39;t bunt. Aim out of the ball park. Aim for the company of immortals.&quo= t; -- David Ogilvy

=C2=A0This message was created with 100% recycled = electrons. Please think twice before printing.

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