Hi Peter,

> This kind of idea has been proposed multiple times and rejected.

This is the first time packages are used in bitcoin. My proposal is limited 
to packages.

> In this particular case, an especially bad problem with it is there are
> probably L2 protocols that actually need to reuse addresses in certain
> circumstances. 

Can you share an example?

Packages will be used with covenants, inscriptions etc. apart from L2 
protocols and I think there would be lot of address-reuse which can be 
prevented by redefining the packages early.

/dev/fd0
floppy disk guy

On Wednesday, October 23, 2024 at 8:47:41 PM UTC+5:30 Peter Todd wrote:

> On Sat, Oct 19, 2024 at 11:19:15PM -0700, /dev /fd0 wrote:
> > Hi Bitcoin Developers,
> > 
> > Address re-use is bad for privacy and such transactions affect everyone 
> > involved. A mempool policy to reject such transactions will be useless, 
> > however packages could be redefined to avoid address re-use in package 
> > transactions.
> > 
> > BIP 331 defines packages as a list of unconfirmed transactions, 
> > representable by a connected Directed Acyclic Graph (a directed edge 
> exists 
> > between a transaction that spends the output of another transaction). 
> With 
> > the new definition, transactions with address reuse cannot be a part of 
> > package relayed by nodes with SENDPACKAGES P2P message.
>
> This kind of idea has been proposed multiple times and rejected.
>
> In this particular case, an especially bad problem with it is there are
> probably L2 protocols that actually need to reuse addresses in certain
> circumstances. There are likely to also be situations where an adversary
> can trigger unintentional address reuse, and thus get transactions
> pinned by this filter.
>
> For these reasons alone, NACK.
>
> -- 
> https://petertodd.org 'peter'[:-1]@petertodd.org
>

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