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[2607:f8b0:4864:20::d30]) by gmr-mx.google.com with ESMTPS id ef14-20020a056602490e00b007ccaf5d9a27si524501iob.4.2024.03.31.14.02.28 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 31 Mar 2024 14:02:28 -0700 (PDT) Received-SPF: pass (google.com: domain of bnagaev@gmail.com designates 2607:f8b0:4864:20::d30 as permitted sender) client-ip=2607:f8b0:4864:20::d30; Received: by mail-io1-xd30.google.com with SMTP id ca18e2360f4ac-7d03a6a11a2so168238439f.2 for ; Sun, 31 Mar 2024 14:02:28 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCWON45tXwnMgTANw6odiCUri4cq0j8JSG+T/BdSQ5S7+eNVtfLcIBxprJUZTJkoGpfcdwEFLzmqQwUWW4UwUhZzMc5VgQMXP/0GIQo= X-Received: by 2002:a05:6e02:13ab:b0:368:8e77:383e with SMTP id h11-20020a056e0213ab00b003688e77383emr9510921ilo.27.1711918948444; Sun, 31 Mar 2024 14:02:28 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Nagaev Boris Date: Sun, 31 Mar 2024 18:01:51 -0300 Message-ID: Subject: Re: [bitcoindev] The Future of Bitcoin Testnet To: Peter Todd Cc: Jameson Lopp , bitcoindev@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Original-Sender: bnagaev@gmail.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b=CY8g9LO8; spf=pass (google.com: domain of bnagaev@gmail.com designates 2607:f8b0:4864:20::d30 as permitted sender) smtp.mailfrom=bnagaev@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com 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: -0.5 (/) On Sun, Mar 31, 2024 at 1:25=E2=80=AFPM Peter Todd wro= te: > > On Sun, Mar 31, 2024 at 09:19:50AM -0400, Jameson Lopp wrote: > > Hi all, > > > > I'd like to open a discussion about testnet3 to put out some feelers on > > potential changes to it. First, a few facts: > > > > 1. Testnet3 has been running for 13 years. It's on block 2.5 million > > something and the block reward is down to ~0.014 TBTC, so mining is not > > doing a great job at distributing testnet coins any more. > > > > 2. The reason the block height is insanely high is due to a rather amus= ing > > edge case bug that causes the difficulty to regularly get reset to 1, w= hich > > causes a bit of havoc. If you want a deep dive into the quirk: > > https://blog.lopp.net/the-block-storms-of-bitcoins-testnet/ > > > > 3. Testnet3 is being actively used for scammy airdrops; those of us who > > tend to be generous with our testnet coins are getting hounded by > > non-developers chasing cheap gains. > > > > 4. As a result, TBTC is being actively bought and sold; one could argue > > that the fundamental principle of testnet coins having no value has bee= n > > broken. > > > > This leads me to ponder the following questions, for which I'm soliciti= ng > > feedback. > > > > 1. Should we plan for a reset of testnet? If so, given how long it has = been > > since the last reset and how many production systems will need to be > > updated, would a reset need to be done with a great deal of notice? > > > > 2. Is there interest in fixing the difficulty reset bug? It should be a= one > > liner fix, and I'd argue it could be done sooner rather than later, and > > orthogonal to the network reset question. Would such a change, which wo= uld > > technically be a hard fork (but also arguably a self resolving fork due= to > > the difficulty dynamics) necessitate a BIP or could we just YOLO it? > > If we fix the difficulty reset bug, we might as well also fix the coin su= pply > issue: get rid of the halving for testnet and just make every block creat= e new > coins. If such a change is made, then such a network won't be suitable to test halvings and software behaviour related to halvings. > > -- > https://petertodd.org 'peter'[:-1]@petertodd.org > > -- > 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 on the web visit https://groups.google.com/d/msgi= d/bitcoindev/ZgmJFfXnQddkTQVq%40petertodd.org. --=20 Best regards, Boris Nagaev --=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. To view this discussion on the web visit https://groups.google.com/d/msgid/= bitcoindev/CAFC_Vt7zKvMEfQLzWHQ6t_9bgv1iqt4Ah8N883CuoSfmLUKdMA%40mail.gmail= .com.