Why Nostr? What is Njump?
2023-06-07 18:28:16

Lucas Ontivero [ARCHIVE] on Nostr: đź“… Original date posted:2021-01-18 đź“ť Original message:Hi Before all, thanks for ...

đź“… Original date posted:2021-01-18
đź“ť Original message:Hi

Before all, thanks for the wiki page tracking the payjoin adoption, it is a
good idea.

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Even when there is a reasonable economical incentive to use segwit
transactions to save fees a big percentage of the transactions are not
using segwit yet. In the case of payjoins the economic incentives are not
so big while the privacy benefits are not so clear for the payer as they
are for the global transactions graph as a whole. This means that payjoins
requires some level of altruist attitude from the payers. The payjoins UX
is also not good because I think most users are not familiar with bip21
uris (users still request support because they pay a bech32 address in an
exchange and the exchange tells them that's not a valid bitcoin address).
All this is relative and subjective but in general terms I would say it is
more or less true for many people.

Anyway, imagine wallets' developers agree on making payjoins payment by
default because it is the right thing to do (fight against surveillance to
spy on bitcoin users and improve bitcoin's fungibility). In that case it
should be completely transparent to the users and at not cost, it shouldn't
require the user to do anything different, it shouldn't be noticeable
slower, etc. In fact, users should have to know they are payjoining at all.

The only way I see to achieve something like that is by moving to schemes
where wallets can communicate and interact. I should be able to know
something about you that allows me to select your name from my contact list
and select "Pay to Chris" and if my wallet knows how to find yours then it
can request a new address and pays, or generate a new one for you (probably
using a output descriptor you created to share with me).

Sorry for the long semi-random rant.

El vie, 15 ene 2021 a las 21:07, Chris Belcher via bitcoin-dev (<
bitcoin-dev at lists.linuxfoundation.org>) escribiĂł:

> PayJoin is an exciting bitcoin privacy technology which has the
> potential to damage the ability of blockchain surveillance to spy on
> bitcoin users and destroy bitcoin's fungibility. A protocol standard has
> already been defined and implemented by a couple of projects such as
> BTCPayServer, Wasabi Wallet, JoinMarket and BlueWallet.
>
> I've made a wiki page tracking adoption:
> https://en.bitcoin.it/wiki/PayJoin_adoption
>
> It is similar to the Bech32 adoption page.
>
>
> Recently a UK bitcoin exchange shut down due to new regulations, with
> the owner writing a very interesting and relevant blog post that I'll
> quote here:
>
> > you’re considered suspicious if you used a marketplace and not an
> exchange. Coinjoin counts as high risk. Gambling is high risk. As you
> use entities that are paranoid about keeping their coins clean and
> adhering to all the regulations, your risk scores will continue to
> increase and without you even knowing why, your deposits will become
> rejected, you may be asked to supply documents or lose the coins, your
> account may become suspended without you having any clue what you did
> wrong. And quite possibly you didn’t do anything wrong. But that won’t
> matter.
> >
> > The goal post, the risk score threshold will keep moving along this
> trend until the point where you will be afraid of using your personal
> wallet, donating to someone online, receiving bitcoins from anywhere
> except for regulated exchanges. At that point, crypto will be akin to a
> regular bank account. You won’t have a bitcoin wallet, you will have
> accounts to websites.
>
> https://blog.bitbargain.com/post/638504004285054976/goodbye
>
> If we want bitcoin to fulfill its dream of a permissionless money for
> the internet then we'll have to work on this. What can we do to increase
> adoption of PayJoin?
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev at lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>
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