Subject: Re: [bitcoin-dev] Ephemeral Anchors: Fixing V3 Package RBF againstpackage limit pinning

From: Peter Todd <[email-masked]>
Date: Thu, 2 Feb 2023 09:52:09 -0500

On Fri, Jan 27, 2023 at 09:05:20AM -0500, Greg Sanders via bitcoin-dev wrote:
> Hello again dev,
> 
> Due to the interest in the proposal and the prodding of certain folks, I've
> written up a short draft BIP of the Ephemeral Anchors idea here:
> https://github.com/instagibbs/bips/blob/ephemeral_anchor/bip-ephemeralanchors.mediawiki
> 
> The pull request at https://github.com/bitcoin/bitcoin/pull/26403 has been
> refreshed on top of the latest V3 proposal, but the BIP itself is
> unaffected.

The BIP states that:

    Why OP_2 not OP_TRUE? OP_TRUE is often used in test vectors, using OP_2 has
    the same benefits and none of these common collisions.

Why is a "collision" harmful in this case?

-- 
https://petertodd.org 'peter'[:-1]@petertodd.org