From: yanmaani@cock•li
To: AdamISZ <AdamISZ@protonmail•com>,
Bitcoin Protocol Discussion
<bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] Bulletin boards without selective censorability for bitcoin fungibility markets
Date: Wed, 25 Nov 2020 01:52:08 +0000 [thread overview]
Message-ID: <60346b02bca27cc14a950373490250ac@cock.li> (raw)
In-Reply-To: <sTHQz03Yb85tmjxs3cwtzPXi8pYKR0jGYhIN0pJWV-h6FuMkevKS41kRnuXcNA9z1QN8T0KZlewLCpsExyJV7h-MlFuGJ41onn9T0QYaMBA=@protonmail.com>
On 2020-11-23 12:24, AdamISZ via bitcoin-dev wrote:
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Monday, 23 November 2020 00:40, AdamISZ via bitcoin-dev
> <bitcoin-dev@lists•linuxfoundation.org> wrote:
>
>> Canvassing opinions/critiques from those working on bitcoin and
>> related protocols.
>>
>> See the attached gist for a write-up of an outline of an idea, which
>> is conceived for joinmarket but can apply in other scenarios where
>> there is market for liquidity and in which privacy is a very high
>> priority (hence 'bitcoin fungibility markets' can certainly include
>> coinswap along with coinjoin, but possibly other things):
>>
>> https://gist.github.com/AdamISZ/b52704905cdd914ec9dac9fc52b621d6
>
> Greg Maxwell pointed out to me on IRC that this idea doesn't work:
> there is only a receipt on the commitment to the offer (message) from
> the maker, not on the plaintext version, hence there is nothing
> stopping the maker from falsely claiming censorship after not sending
> the plaintext.
>
> Reflecting on this a bit more, my intuition is that this problem is
> much more difficult than I had hoped; if there is a solution I suspect
> it involves much more sophisticated ideas. Many solutions just end up
> begging the question by presuming the existence of an uncensorable BB
> in order to create a new one; and/or use the blockchain for that
> function, but that is too slow and expensive, usually. I'd be happy to
> be proved wrong, though :)
>
> waxwing
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev@lists•linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
Blockchains are bad for this, because you don't want for it to cost
money to use your bulletin board. However, the problem was solved more
than a decade ago. Look into FMS, which combines Usenet/mailing lists
with a web of trust for spam resistance.
prev parent reply other threads:[~2020-11-25 1:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-23 0:40 AdamISZ
2020-11-23 12:24 ` AdamISZ
2020-11-23 13:53 ` Ruben Somsen
2020-11-25 1:52 ` yanmaani [this message]
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