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From: Jeremy <jlrubin@mit•edu>
To: Bitcoin Protocol Discussion <bitcoin-dev@lists•linuxfoundation.org>
Cc: lightning-dev <lightning-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] [Lightning-dev] Removing the Dust Limit
Date: Thu, 19 Aug 2021 23:51:31 -0500	[thread overview]
Message-ID: <CAD5xwhiEDa2KjF265iDZ1ism4AFzh3S3D4cJSESVVKNwv9L7zA@mail.gmail.com> (raw)
In-Reply-To: <20210812220339.GA3416@erisian.com.au>

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one interesting point that came up at the bitdevs in austin today that
favors remove that i believe is new to this discussion (it was new to me):

the argument can be reduced to:

- dust limit is a per-node relay policy.
- it is rational for miners to mine dust outputs given their cost of
maintenance (storing the output potentially forever) is lower than their
immediate reward in fees.
- if txn relaying nodes censor something that a miner would mine, users
will seek a private/direct relay to the miner and vice versa.
- if direct relay to miner becomes popular, it is both bad for privacy and
decentralization.
- therefore the dust limit, should there be demand to create dust at
prevailing mempool feerates, causes an incentive to increase network
centralization (immediately)

the tradeoff is if a short term immediate incentive to promote network
centralization is better or worse than a long term node operator overhead.


///////////////////

my take is that:

1) having a dust limit is worse since we'd rather not have an incentive to
produce or roll out centralizing software, whereas not having a dust limit
creates an mild incentive for node operators to improve utreexo
decentralizing software.
2) it's hard to quantify the magnitude of the incentives, which does matter.

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  reply	other threads:[~2021-08-20  4:51 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-08 18:52 [bitcoin-dev] " Jeremy
2021-08-08 21:14 ` Matt Corallo
2021-08-08 21:41   ` Oleg Andreev
2021-08-08 21:51 ` [bitcoin-dev] [Lightning-dev] " David A. Harding
2021-08-08 22:46   ` Jeremy
2021-08-08 23:07   ` Jeremy
2021-09-30 22:07   ` Pieter Wuille
2021-10-01 13:40     ` Erik Aronesty
2021-10-07  4:52       ` ZmnSCPxj
2021-10-07  8:17         ` LORD HIS EXCELLENCY JAMES HRMH
2021-10-07  8:34           ` LORD HIS EXCELLENCY JAMES HRMH
2021-10-07 10:35             ` LORD HIS EXCELLENCY JAMES HRMH
2021-10-07  9:13         ` shymaa arafat
2021-10-07 10:01           ` ZmnSCPxj
     [not found]             ` <CAM98U8kKud-7QoJKYd5o245o8vGeUD7YD2OnXF_QeKaO33dSTw@mail.gmail.com>
     [not found]               ` <MCYvJzqskIC56X-ylVCNgdaVk6SNnpCE6GgssXxK-znwwK4MoA41a2A-yNuCG8s99ll3h__YjCjBlP99A27Clbip-aYbF2ZwLpZ0SJT0j2U=@protonmail.com>
2021-10-08  7:44                 ` shymaa arafat
2021-10-08 10:38                   ` ZmnSCPxj
2021-10-08 22:47     ` ZmnSCPxj
2021-08-09 13:22 ` Antoine Riard
2021-08-10  0:30   ` Billy Tetrud
2021-08-10  5:04     ` Jeremy
2021-08-10  5:44       ` Billy Tetrud
2021-08-10 11:37         ` ZmnSCPxj
2021-08-10 18:39           ` Charlie Lee
2021-08-10  6:14   ` David A. Harding
2021-08-10 22:37     ` Antoine Riard
2021-08-11  0:46       ` ZmnSCPxj
2021-08-12 22:03       ` Anthony Towns
2021-08-20  4:51         ` Jeremy [this message]
2021-08-20  5:45           ` shymaa arafat
2021-08-21  3:10           ` ZmnSCPxj
2021-08-26 21:21             ` Billy Tetrud
2021-08-27  9:07               ` shymaa arafat
2021-08-30  3:31                 ` LORD HIS EXCELLENCY JAMES HRMH
2021-08-18 19:06 shymaa arafat

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