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[185.70.40.130]) by gmr-mx.google.com with ESMTPS id 38308e7fff4ca-2ff598a1a9dsi593101fa.6.2024.11.15.07.33.36 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Nov 2024 07:33:36 -0800 (PST) Received-SPF: pass (google.com: domain of darosior@protonmail.com designates 185.70.40.130 as permitted sender) client-ip=185.70.40.130; Date: Fri, 15 Nov 2024 15:33:32 +0000 To: Murch From: "'Antoine Poinsot' via Bitcoin Development Mailing List" Cc: bitcoindev@googlegroups.com Subject: Re: [bitcoindev] CHECKSIGFROMSTACK(VERIFY/ADD) Message-ID: In-Reply-To: References: Feedback-ID: 7060259:user:proton X-Pm-Message-ID: a4895ab6efe546737ce2e0c84b7d0cd06224fc68 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Original-Sender: darosior@protonmail.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@protonmail.com header.s=protonmail3 header.b=pkgd5+bS; spf=pass (google.com: domain of darosior@protonmail.com designates 185.70.40.130 as permitted sender) smtp.mailfrom=darosior@protonmail.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=protonmail.com X-Original-From: Antoine Poinsot Reply-To: Antoine Poinsot Precedence: list Mailing-list: list bitcoindev@googlegroups.com; contact bitcoindev+owners@googlegroups.com List-ID: X-Google-Group-Id: 786775582512 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Score: -1.0 (-) To add to Murch's point, from my experience working with Script in general = and trying to estimate the cost of validation of legacy script as part of the consensus cleanup in particular, i think we should refrain from modifying l= egacy Script and further complicate reasoning about the worst case unless strictl= y necessary. Best, Antoine On Friday, November 15th, 2024 at 9:57 AM, Murch wrote: > Hi everyone, >=20 > On 2024-11-14 17:02, Brandon Black wrote: >=20 > > * Should CHECKSIGFROMSTACKVERIFY (CSFSV) be added to pre-tapscript > > [=E2=80=A6] > > My personal thinking in initially including CSFSV in earlier script ver= sions was basically that it's compatible with NOP forking, so why not. >=20 >=20 > If there is no compelling use case or concrete benefit, I don=E2=80=99t t= hink "it=E2=80=99s compatible, why not" is convincing motivation, especiall= y at the cost of a NOP. >=20 > On 2024-11-14 17:02, Brandon Black wrote: >=20 > > * Should we include CHECKSIGFROMSTACKADD? >=20 >=20 > I feel similar about this. If there is currently no demand for this, and = future demand also seems unlikely, I would prefer a smaller, more focused s= et of changes. >=20 > Cheers, > Murch >=20 > -- > You received this message because you are subscribed to the Google Groups= "Bitcoin Development Mailing List" group. > To unsubscribe from this group and stop receiving emails from it, send an= email to bitcoindev+unsubscribe@googlegroups.com. > To view this discussion visit https://groups.google.com/d/msgid/bitcoinde= v/c91269ac-e579-4089-bf9a-fdc076e34727%40murch.one. --=20 You received this message because you are subscribed to the Google Groups "= Bitcoin Development Mailing List" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to bitcoindev+unsubscribe@googlegroups.com. 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