From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists.linuxfoundation.org (Postfix) with ESMTP id E1116C0032 for ; Sat, 5 Aug 2023 14:15:41 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id AF04260E65 for ; Sat, 5 Aug 2023 14:15:41 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org AF04260E65 Authentication-Results: smtp3.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.a=rsa-sha256 header.s=fm3 header.b=Xq0Nll+Q X-Virus-Scanned: amavisd-new at osuosl.org X-Spam-Flag: NO X-Spam-Score: -2.6 X-Spam-Level: X-Spam-Status: No, score=-2.6 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wYxWLQJE-9qt for ; Sat, 5 Aug 2023 14:15:40 +0000 (UTC) Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by smtp3.osuosl.org (Postfix) with ESMTPS id B50D260A80 for ; Sat, 5 Aug 2023 14:15:40 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org B50D260A80 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id CC24E5C00F5; Sat, 5 Aug 2023 10:15:39 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Sat, 05 Aug 2023 10:15:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm3; t=1691244939; x=1691331339; bh=gtRxxr2oyAwU7 aBs/GHveVwk/pp+BCnHeF6E6vdgw0g=; b=Xq0Nll+QixZqhWu+0SHEPHI7uYqet /GL3eUUdrW1oO5p/kQ2K1g/4weYB81V5V24NHKoQ0rNaGz7Rv7kRFI8BUaoFWKmY NrKZ8ZV7DCw8WqPdl2Apg/1P+o2hjddNuSoi0ZgxIZxl5QYNhkqSyMiKjMZYJv7i 3f1WnMr6IgAO1nH8SHCiTxGvTluj2hlQjoKl2M6++ha7yMdnuUUW9JoQ4hUmIz3o iMT3yMXUH+ORe2LbNyLNoBAA9D75qi8REt7bbYQVc0DE7FRnuqDYsLyiulpxE7Ei 0eLw9X6ISD5gvgNdWgfJu3Hl4fO20Xc0FlNiD7xkk+tCcg+PY0MGtWk6A== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedviedrkeeigdejgecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvvefukfhfgggtuggjsehgtderredttddvnecuhfhrohhmpefrvghtvghr ucfvohguugcuoehpvghtvgesphgvthgvrhhtohguugdrohhrgheqnecuggftrfgrthhtvg hrnhepledvleelffdtudekudffjefgfeejueehieelfedtgfetudetgeegveeutefhjedt necuffhomhgrihhnpehpvghtvghrthhouggurdhorhhgnecuvehluhhsthgvrhfuihiivg eptdenucfrrghrrghmpehmrghilhhfrhhomhepphgvthgvsehpvghtvghrthhouggurdho rhhg X-ME-Proxy: Feedback-ID: i525146e8:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 5 Aug 2023 10:15:38 -0400 (EDT) Received: by localhost (Postfix, from userid 1000) id EE7295F886; Sat, 5 Aug 2023 14:15:35 +0000 (UTC) Date: Sat, 5 Aug 2023 14:15:35 +0000 From: Peter Todd To: Samson Mow Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mMgvRcWqW72txk1r" Content-Disposition: inline In-Reply-To: Cc: Bitcoin Protocol Discussion Subject: Re: [bitcoin-dev] BIP-352 Silent Payments addresses should have an expiration time X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 Aug 2023 14:15:42 -0000 --mMgvRcWqW72txk1r Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 04, 2023 at 11:41:39AM -0700, Samson Mow wrote: > Why the 180 year limit? imho should plan for longer. You know, it was only 137 years ago that the first practical electric motor= was invented; 143 years ago that the first practical light bulb was invented. 180 years is a long time. But if that seems too short, as I said, 3 bytes is sufficient for 45,934 ye= ars. The invention of agriculture is only 12,000 years old. Although I guess as a toxic bitcoin carnivore you care more about the invention of the bow and ar= row, 70,000 years ago. --=20 https://petertodd.org 'peter'[:-1]@petertodd.org --mMgvRcWqW72txk1r Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE0RcYcKRzsEwFZ3N5Lly11TVRLzcFAmTOWYYACgkQLly11TVR Lzdp3BAAwjlypSB2mpS9FJqtK8V5u41GpA4CDm+H5/Qj3ZnwjfoCzzQ6lufRaEGx LUuf+sz/R+LmCZLeT2sTKizHoM/WqdYI6/WUaPs8DtuAfetcYJUlJ3sGTzRQhzq6 xMV9367I7YcY6JlQC+kK1epJBK0pemjJftm+ljUm1TxyVZnyz5E1ZhnPrdnXPCKv KXSGRsk38P83kXs06icfktsI2qR8Am7yLanc4W16vZxOtEdiy2lw6vbN8xRvH6Ft +YWGfK6XoUzff+RQ6P1bOv8uCVBwp0FYjo458byCWMBVRrHa+J5uwhV1HzsjwM24 GqEFipIjuzB9ZymFeBR5ZlztRI+Yh+0H71cOLkVJ5sufxq59tnenkLAKSFj8t+KE TqvwOfIWBQfmH0yXBBxsDrGFKUYmTAcdjmtu1+Xd/WUfdg8+Dy5EXN6kwB2xf8LJ Dyb8gDxJn7iVFm3hXcg8BEAhUohJ+7Np7Ud37rC9sv5zoKwYYw/dvoV+aUFP2BUn 130ZViHs9fmiAu4oHmDj+ZbhV6H9vw6FRfMd25j9hhGYNjLIp8r4f41QY6O7fzSi S+ArR8kx30kGbJKhH1KQXzjGgBUrJSXECdQw7AcJMgC1e4ZwIIuGuXfDpgEcvcmZ B2vNC6LzNRhHTFFX9wiIfK1eRdJ28GsgqKXBrP4hEMNCfimPtDs= =48of -----END PGP SIGNATURE----- --mMgvRcWqW72txk1r--