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From: Mark Friedenbach <mark@friedenbach.org>
To: Andreas Petersson <andreas@petersson.at>
Cc: Bitcoin Development <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] F2Pool has enabled full replace-by-fee
Date: Fri, 19 Jun 2015 18:09:53 -0700	[thread overview]
Message-ID: <CAOG=w-u6fmpnojpQmrFEMRK56WDsfhZgm406C3tVax5hsX2sOA@mail.gmail.com> (raw)
In-Reply-To: <5584B80A.7000403@petersson.at>

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What retail needs is escrowed microchannel hubs (what lightning provides,
for example), which enable untrusted instant payments. Not reliance on
single-signer zeroconf transactions that can never be made safe.

On Fri, Jun 19, 2015 at 5:47 PM, Andreas Petersson <andreas@petersson.at>
wrote:

> I have some experience here. If you are seriously suggesting these
> measures, you might as well kill retail transactions altogether.
>
> In practice, if a retail place starts to accept bitcoin they have a
> similar situation as with cash, only that the fraud potential is much
> lower. (e.g. 100-dollar bill for a sandwich might turn out fake later)
> and the fraud frequency is also much lower.
>
> 0-conf concerns were never a problem in practice. except for 2-way atms
> i have never heard of a problem that was caused by double spends.
> while adding these measures is generally positive, requiring them means
> excluding 99.9% of the potential users. so you might as well not do it.
>
> RBF as implemented by F2Pool just flat out lowers Bitcoins utility
> value. So it's a bad thing.
>
> for any online or automated system, waiting for a handful of
> confirmations was always recommended practice.
>
> Am 19.06.2015 um 22:39 schrieb Matt Whitlock:
> > Retail POS merchants probably should not be accepting vanilla Bitcoin
> > payments, as Bitcoin alone does not (and cannot) guarantee the
> > irreversibility of a transaction until it has been buried several
> > blocks deep in the chain. Retail merchants should be requiring a
> > co-signature from a mutually trusted co-signer that vows never to sign
> > a double-spend.
>
>
>
> ------------------------------------------------------------------------------
>
> _______________________________________________
> Bitcoin-development mailing list
> Bitcoin-development@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/bitcoin-development
>
>

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  reply	other threads:[~2015-06-20  1:10 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-19 10:39 [Bitcoin-development] F2Pool has enabled full replace-by-fee Peter Todd
2015-06-19 13:33 ` Gavin Andresen
2015-06-19 13:52   ` Peter Todd
2015-06-19 14:00     ` Adrian Macneil
2015-06-19 14:08       ` Peter Todd
2015-06-19 14:30         ` Adrian Macneil
2015-06-19 14:59           ` Peter Todd
2015-06-19 15:20             ` Adrian Macneil
2015-06-19 15:40               ` Peter Todd
2015-06-19 16:18                 ` Adrian Macneil
2015-06-19 16:37                   ` Peter Todd
2015-06-19 20:39                   ` Matt Whitlock
2015-06-19 21:05                     ` Frank Flores
2015-06-19 21:15                       ` Jeff Garzik
2015-06-20  0:47                     ` Andreas Petersson
2015-06-20  1:09                       ` Mark Friedenbach [this message]
2015-06-20  1:23                         ` Aaron Voisine
2015-06-20  3:07                           ` Eric Lombrozo
2015-06-20  3:48                           ` Luke Dashjr
2015-06-20  4:02                             ` Eric Lombrozo
2015-06-20 16:43                               ` Ivan Brightly
2015-06-20 17:38                                 ` Cameron Hejazi
2015-06-19 14:40       ` Chun Wang
2015-06-19 15:22         ` Adrian Macneil
2015-06-19 13:33 ` Stephen Morse
2015-06-19 13:37   ` Chun Wang
2015-06-19 13:48     ` Peter Todd
2015-06-19 14:16     ` Lawrence Nahum
2015-06-19 13:40   ` Adrian Macneil
2015-06-19 13:44   ` Peter Todd
2015-06-19 13:52     ` Chun Wang
2015-06-19 15:43       ` Jeff Garzik
2015-06-19 19:49       ` Jeffrey Paul
2015-06-19 15:42     ` Jeff Garzik
2015-06-19 16:15     ` Peter Todd
2015-06-19 15:00 ` justusranvier
2015-06-19 15:11   ` Peter Todd
2015-06-19 15:37     ` Eric Lombrozo
2015-06-19 15:53       ` justusranvier
2015-06-19 16:36         ` Matt Whitlock
2015-06-19 16:42           ` Eric Lombrozo
2015-06-19 16:46             ` Matt Whitlock
2015-06-19 16:53             ` Peter Todd
2015-06-19 16:54             ` justusranvier
2015-06-19 17:00             ` Tier Nolan
2015-06-20 23:20             ` Jorge Timón
2015-06-20 23:37               ` justusranvier
2015-06-21  0:19                 ` Eric Lombrozo
2015-06-21  0:27                   ` justusranvier
2015-06-21  0:36                     ` Eric Lombrozo
2015-06-21  0:54                     ` Eric Lombrozo
2015-06-21  5:56                       ` Tom Harding
2015-06-21  6:45                       ` Jeff Garzik
2015-06-21  7:42                         ` Eric Lombrozo
2015-06-21  8:35                           ` Eric Lombrozo
2015-06-21  8:41                           ` Btc Drak
2015-06-21  8:51                             ` Eric Lombrozo
2015-06-21 19:49                           ` Jeff Garzik
2015-06-21 18:23                       ` Aaron Voisine
2015-06-19 16:44           ` justusranvier
2015-06-19 17:40             ` Jeff Garzik
2015-06-19 17:48               ` justusranvier
2015-06-19 17:50                 ` Jeff Garzik
2015-06-19 18:00                   ` justusranvier
2015-06-19 16:50           ` Milly Bitcoin
2015-06-19 16:41         ` [Bitcoin-development] Remove Us Please Gigas Gaming Inc.
2015-06-19 18:34           ` Jameson Lopp
2015-06-19 19:55             ` John Bodeen
2015-06-19 20:01               ` Brian Hoffman
2015-06-19 20:27                 ` Jameson Lopp
2015-06-20 23:16       ` [Bitcoin-development] F2Pool has enabled full replace-by-fee Jorge Timón
2015-06-20 23:47         ` Eric Lombrozo
2015-06-20 23:52           ` Eric Lombrozo
2015-06-20 23:56           ` Eric Lombrozo
2015-06-19 15:39     ` justusranvier
2015-06-19 15:39 ` Jeff Garzik
2015-06-20 20:04 ` odinn
2015-06-21  2:11 ` Dario Sneidermanis
2015-06-21  2:23   ` Dario Sneidermanis

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