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From: Owen <ogunden@phauna.org>
To: Anthony Towns <aj@erisian.com.au>,
	Anthony Towns via bitcoin-dev
	<bitcoin-dev@lists.linuxfoundation.org>,
	Gavin Andresen <gavinandresen@gmail.com>
Cc: Bitcoin Dev <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Eli Dourado on "governance"
Date: Tue, 04 Aug 2015 14:28:27 -0400	[thread overview]
Message-ID: <5A323AB6-914C-4FF5-9FC2-AB8E02C69F93@phauna.org> (raw)
In-Reply-To: <CAJS_LCXkr1y+4ENbvT5B-kJiN=fJWX9CMgknbBfS3dDtVMm+0w@mail.gmail.com>

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Given there is no money at stake in these prediction games, it is no surprise that the results are implausible.

On August 4, 2015 10:22:19 AM EDT, Anthony Towns via bitcoin-dev <bitcoin-dev@lists.linuxfoundation.org> wrote:
>On 4 August 2015 at 01:22, Gavin Andresen via bitcoin-dev <
>bitcoin-dev@lists.linuxfoundation.org> wrote:
>
>> And the preliminary results of using a prediction market to try to
>wrestle
>> with the tough tradeoffs looks roughly correct to me, too:
>>    https://blocksizedebate.com/
>>
>
>​The scicast prediction market is shutdown atm (since early July?) so
>those
>numbers aren't live. But...
>
>Network hash rate
>3,255.17 PH/s  (same block size)
>5,032.64 PH/s  (block size increase)
>
>4,969.68 PH/s  (no replace-by-fee)
>3,132.09 PH/s  (replace-by-fee)
>
>Those numbers seem completely implausible: that's ~2.9-3.6 doublings of
>the
>current hashrate (< 400PH/s) in 17 months, when it's taken 12 months
>for
>the last doubling, and there's a block reward reduction due in that
>period
>too. (That might've been a reasonable prediction sometime in the past
>year,
>when doublings were slowing from once every ~45 days to once a year; it
>just doesn't seem a supportable prediction now)
>
>That the PH/s rate is higher with bigger blocks is surprising, but
>given
>that site also predicts USD/BTC will be $280 with no change but $555
>with
>bigger blocks, so I assume that difference is mostly due to price.
>Also,
>12.5btc at $555 each is about 23 btc at $300 each, so if that price
>increase is realistic, it would compensate for almost all of the block
>reward reduction.
>
>Daily transaction volume
>168,438.22 tx/day  (same block size)
>193,773.08 tx/day  (block size increase)
>
>192,603.80 tx/day  (no replace-by-fee)
>168,406.73 tx/day  (replace-by-fee)
>
>That's only a 15% increase in transaction volume due to the block size
>increase; I would have expected more? 168k-194k tx/day is also only a
>30%-50% increase in transaction volume from 130k tx/day currently. If
>that's really the case, then a 1.5MB-2MB max block size would probably
>be
>enough for the next two years...
>
>(Predicting that the node count will drop from ~5000 to ~1200 due to
>increasing block sizes seems quite an indictment as far as
>centralisation
>risks go; but given I'm not that convinced by the other predictions,
>I'm
>not sure I want to give that much weight to that one either)
>
>Cheers,
>aj
>
>-- 
>Anthony Towns <aj@erisian.com.au>
>
>
>------------------------------------------------------------------------
>
>_______________________________________________
>bitcoin-dev mailing list
>bitcoin-dev@lists.linuxfoundation.org
>https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev

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  reply	other threads:[~2015-08-04 18:28 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-03 15:22 [bitcoin-dev] Eli Dourado on "governance" Gavin Andresen
     [not found] ` <1438640036.2828.0.camel@auspira.com>
2015-08-03 22:21   ` Gavin Andresen
2015-08-04  6:40     ` [bitcoin-dev] "A Transaction Fee Market Exists Without a Block Size Limit"--new research paper suggests Peter R
2015-08-04 18:41       ` Dave Hudson
2015-08-04 21:18         ` Peter Todd
2015-08-04 21:30         ` Gavin Andresen
2015-08-04 21:46           ` Peter Todd
2015-08-05  0:26             ` Milly Bitcoin
2015-08-05  0:40               ` Neil Fincham
2015-08-04 23:37           ` Dave Hudson
2015-08-05 22:15         ` Peter R
2015-08-05 22:44           ` Dave Hudson
2015-08-05 23:45             ` Tom Harding
2015-08-05  8:33       ` Benjamin
2015-08-05  9:18         ` Hector Chu
2015-08-05  9:57           ` Adam Back
2015-08-05 10:51             ` Hector Chu
2015-08-05 11:07               ` Adam Back
2015-08-05 11:35                 ` Hector Chu
2015-08-05 19:04                   ` Hector Chu
2015-08-05 10:26         ` Peter R
     [not found]       ` <CAAS2fgTzeFnmnr2ScZvf1pDUtF+M3HhF9xo0yhjVPObpqhgz0A@mail.gmail.com>
     [not found]         ` <6ED57388-6EC3-4515-BF3F-E753301537AB@gmx.com>
     [not found]           ` <CAAS2fgRoFna4i-d=hpmz-CpV35VQ=J1aEoTTT6B1oD4f15C1KA@mail.gmail.com>
     [not found]             ` <C8B38FEC-0EF2-483F-9E53-43AB937455A0@gmx.com>
     [not found]               ` <CAAS2fgQjXNTi9Y_YwLg2dR8baYZhvmEjw43ictt749zR2AOEWw@mail.gmail.com>
     [not found]                 ` <6FED5604-4A6F-4CE1-B42E-36626375D557@gmx.com>
     [not found]                   ` <CAAS2fgQ7hRRvRtD8igcZ2aWBmnqre6iM27peCFGxgC8ODb9jgw@mail.gmail.com>
     [not found]                     ` <6BA86443-7534-4AAA-92BC-EC9B1603DE5F@gmx.com>
     [not found]                       ` <CAAS2fgTTZKD9LQHpMmEH0OU=T8Ta7cCaavWzhM1yQ68-MAT8UQ@mail.gmail.com>
     [not found]                         ` <27B16AB4-0DAD-4665-BF08-7A0C0A70D8D8@gmx.com>
     [not found]                           ` <CAAS2fgRm_CSmWgr7CGmBUD0nX+V0fJ8N4TQN01Vchgip9-s6uQ@mail.gmail.com>
     [not found]                             ` <CAAS2fgT+DP+DaoCMG276uF4=Yoi-w40YyNP-RDRG7NQgOmtpGw@mail.gmail.com>
     [not found]                               ` <CAEgR2PGn_SER18sMuKPJJz5RT=1K=346eCm ph5FJQhhoLcV1zw@mail.gmail.com>
     [not found]                                 ` <CAEgR2PGn_SER18sMuKPJJz5RT=1K=346eCmph5FJQhhoLcV1zw@mail.gmail.com>
2015-08-30 20:08                                   ` Peter R
2015-08-30 21:02                                     ` Daniele Pinna
2015-08-04 14:22 ` [bitcoin-dev] Eli Dourado on "governance" Anthony Towns
2015-08-04 18:28   ` Owen [this message]
2015-08-05  3:07     ` Eric Lombrozo
2015-08-05  6:32       ` Mashuri Clark
2015-08-05 13:28       ` Mashuri Clark
2015-08-07 16:26 ` Thomas Zander

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