From: Luke Dashjr <luke@dashjr•org>
To: bitcoin-dev@lists•linuxfoundation.org, Johnson Lau <jl2012@xbt•hk>
Subject: Re: [bitcoin-dev] BIP141 segwit consensus rule update: extension of witness program definition
Date: Wed, 8 Jun 2016 07:29:22 +0000 [thread overview]
Message-ID: <201606080729.24789.luke@dashjr.org> (raw)
In-Reply-To: <A7E9BC23-6860-4B31-9D4E-11F771A5E581@xbt.hk>
On Wednesday, June 08, 2016 5:57:36 AM Johnson Lau via bitcoin-dev wrote:
> Why not make it even bigger, e.g. 75 bytes?
I don't see a sufficient answer to this question. Pieter explained why >75
would be annoying, but 75 seems like it should be fine.
> In any case, since scripts with a 1-byte push followed by a push of >40
> bytes remain anyone-can-spend, we always have the option to redefine them
> with a softfork.
It's not that simple, since this is preventing use of the witness field for
such scripts. With this limit in place, any such a softfork would suddenly
require either two different witness commitments, or disabling the previous
witness transaction format.
Luke
next prev parent reply other threads:[~2016-06-08 7:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-08 5:57 Johnson Lau
2016-06-08 7:29 ` Luke Dashjr [this message]
2016-06-08 8:23 ` Johnson Lau
2016-06-08 16:45 ` Luke Dashjr
2016-06-12 14:40 ` Pieter Wuille
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