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From: Eric Lombrozo <elombrozo@gmail.com>
To: Jeff Garzik <jgarzik@gmail.com>,
	Jeff Garzik via bitcoin-dev
	<bitcoin-dev@lists.linuxfoundation.org>, jl2012 <jl2012@xbt.hk>
Cc: Bitcoin development mailing list <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Segregated Witness in the context of Scaling	Bitcoin
Date: Thu, 17 Dec 2015 13:18:57 -0800	[thread overview]
Message-ID: <FEEEAAAD-8981-4E81-9D06-C5746A1ED123@gmail.com> (raw)
In-Reply-To: <CADm_WcbtOE-mxE=nYEAkn84q4eZHMQ7jCpLLrL4EoLguiZNHNg@mail.gmail.com>

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Doesn't a good soft fork signaling mechanism along with an activation warning system for non-upgraded nodes (i.e. BIP9, or even block version ISM for that matter) essentially fix this? I don't quite get why this should be an issue.

On December 17, 2015 10:52:39 AM PST, Jeff Garzik via bitcoin-dev <bitcoin-dev@lists.linuxfoundation.org> wrote:
>On Thu, Dec 17, 2015 at 1:46 PM, jl2012 <jl2012@xbt.hk> wrote:
>
>> This is not correct.
>>
>> As only about 1/3 of nodes support BIP65 now, would you consider CLTV
>tx
>> are less secure than others? I don't think so. Since one invalid CLTV
>tx
>> will make the whole block invalid. Having more nodes to fully
>validate
>> non-CLTV txs won't make them any safer. The same logic also applies
>to SW
>> softfork.
>>
>
>
>Yes - the logic applies to all soft forks.  Each soft fork degrades the
>security of non-upgraded nodes.
>
>The core design of bitcoin is that trustless nodes validate the work of
>miners, not trust them.
>
>Soft forks move in the opposite direction.  Each new soft-forked
>feature
>leans very heavily on miner trust rather than P2P network validation.
>
>
>------------------------------------------------------------------------
>
>_______________________________________________
>bitcoin-dev mailing list
>bitcoin-dev@lists.linuxfoundation.org
>https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev

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  reply	other threads:[~2015-12-17 21:18 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-16 20:38 [bitcoin-dev] Segregated Witness in the context of Scaling Bitcoin Jeff Garzik
2015-12-16 20:50 ` Matt Corallo
2015-12-16 21:51   ` Jameson Lopp
2015-12-16 22:29     ` Matt Corallo
2015-12-16 22:32     ` Matt Corallo
2015-12-17  2:21   ` Jeff Garzik
2015-12-17  2:44     ` Eric Lombrozo
2015-12-17  2:58       ` Jeff Garzik
2015-12-17  3:48         ` Adam Back
2015-12-17  5:32   ` jl2012
2015-12-17  7:54     ` Corey Haddad
2015-12-17 13:09       ` Jorge Timón
2015-12-17 15:51         ` sickpig
2015-12-17 17:55           ` Anthony Towns
2015-12-18 10:01             ` sickpig
2015-12-19  7:50               ` Mark Friedenbach
2015-12-19 23:03                 ` Dave Scotese
2015-12-17  9:33     ` Mark Friedenbach
2015-12-17 10:00       ` jl2012
2015-12-17 10:57     ` Anthony Towns
2015-12-17  6:14   ` Marcel Jamin
2015-12-16 20:59 ` Pieter Wuille
2015-12-16 21:27   ` Jeff Garzik
2015-12-16 21:36     ` Pieter Wuille
2015-12-16 22:09       ` Jeff Garzik
2015-12-16 22:10         ` Jeff Garzik
2015-12-17 18:27         ` Jeff Garzik
2015-12-17 18:46           ` jl2012
2015-12-17 18:52             ` Jeff Garzik
2015-12-17 21:18               ` Eric Lombrozo [this message]
2015-12-17 21:31               ` Adam Back
2015-12-17  3:52       ` Anthony Towns

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