Subject: Re: [bitcoindev] CTV + CSFS: a letter

From: Peter Todd <[email-masked]>
Date: Wed, 11 Jun 2025 13:52:18 +0000

On Tue, Jun 10, 2025 at 01:17:07PM -0400, Matt Corallo wrote:
> The relay changes you mention but sweep under the rug are a critical
> improvement to the security model and usability of lightning, a
> widely-deployed and now highly utilized critical piece of bitcoin (Cash
> App's public numbers from the Vegas conference indicate its about 25% of
> their withdraw volume by count!).

The relay changes are also very important to to future L2 designs too. E.g. if
Ark is to be actually be a non-custodial L2 where unilateral withdrawal
actually works, it needs to be able to avoid transaction pinning and flexibly
pay for transaction fees at least as much as Lightning does. 

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

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