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From: Eric Lombrozo <elombrozo@gmail•com>
To: Gavin Andresen <gavinandresen@gmail•com>
Cc: bitcoin-dev@lists•linuxfoundation.org
Subject: Re: [bitcoin-dev] Bitcoin Core and hard forks
Date: Thu, 23 Jul 2015 12:51:29 -0700	[thread overview]
Message-ID: <CFD51C0D-3233-4509-9B1A-74D22972B550@gmail.com> (raw)
In-Reply-To: <CABsx9T2wF+VfvPDRmyj38rg=6YogZKtg+JCSjtg1Mn7SSJ=LzA@mail.gmail.com>


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> On Jul 23, 2015, at 12:35 PM, Gavin Andresen <gavinandresen@gmail•com> wrote:
> 
> There are lots of things we can do to decrease costs, and a lot of things have ALREADY been done (e.g. running a pruned full node).

I also wanted to point out I fully agree with you that there are still many optimizations we could do to reduce costs, and think many of these things are certainly worth doing. However, there’s only so much we can do in this regard. Sooner or later we still run up against theoretical limitations. These optimizations can reduce costs by some factor…but they are highly unlikely to overcome the Ω(n) validation complexity barring some major algorithmic breakthrough (and perhaps allowing for nondeterminism, perhaps accepting a negligible but finite error probability).

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  parent reply	other threads:[~2015-07-23 19:51 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAPg+sBgs-ouEMu=LOVCmOyCGwfM1Ygxooz0shyvAuHDGGZYfJw@mail.gmail.com>
2015-07-22 16:52 ` Pieter Wuille
2015-07-22 17:18   ` Ross Nicoll
2015-07-22 17:32   ` Milly Bitcoin
2015-07-22 18:45     ` Bryan Cheng
2015-07-22 17:33   ` Jeff Garzik
2015-07-22 18:01     ` Jeff Garzik
2015-07-22 18:03     ` Alex Morcos
2015-07-22 18:24       ` Jeff Garzik
2015-07-23 12:17         ` Jorge Timón
2015-07-23 16:17           ` Tom Harding
2015-07-23 16:28             ` Gavin Andresen
2015-07-23 16:50               ` cipher anthem
2015-07-23 17:14                 ` Robert Learney
2015-07-23 18:21                   ` Eric Lombrozo
2015-07-23 18:47                   ` Jorge Timón
2015-07-23 17:43               ` Eric Lombrozo
2015-07-23 18:10                 ` Jameson Lopp
2015-07-23 19:14                   ` Eric Lombrozo
2015-07-23 19:35                     ` Gavin Andresen
2015-07-23 19:39                       ` Eric Lombrozo
2015-07-23 19:51                       ` Eric Lombrozo [this message]
2015-07-23 19:52                     ` Jameson Lopp
2015-07-23 20:26                       ` Jorge Timón
2015-07-23 20:52                         ` Eric Lombrozo
2015-07-23 23:42                           ` Benedict Chan
     [not found]                             ` <42BF7FEB-320F-43BE-B3D9-1D76CB8B9975@gmai>
2015-07-23 23:57                             ` Eric Lombrozo
2015-07-24  0:04                               ` Eric Lombrozo
2015-07-24  0:20                                 ` Simon Liu
2015-07-24  0:22                                 ` Jean-Paul Kogelman
2015-07-24  0:32                                   ` Eric Lombrozo
2015-07-24  0:38                                     ` Eric Lombrozo
2015-07-24  0:45                                     ` Jean-Paul Kogelman
2015-07-24  0:49                                       ` Jean-Paul Kogelman
2015-07-24  0:53                                         ` Peter Todd
2015-07-24  1:03                                           ` Jean-Paul Kogelman
2015-07-24  1:08                                             ` Eric Lombrozo
2015-07-24  1:25                                               ` Jean-Paul Kogelman
2015-07-24  1:28                                                 ` Eric Lombrozo
2015-07-24  1:37                                                   ` Eric Lombrozo
2015-07-24  1:42                                                   ` Jean-Paul Kogelman
2015-07-24  1:55                                                     ` Eric Lombrozo
2015-07-24  2:12                                                       ` [bitcoin-dev] Bitcoin, Perceptions, and Expectations Raystonn .
2015-07-24  8:48                                                         ` Jonas Schnelli
2015-07-24  9:42                                                           ` Jorge Timón
2015-07-24 14:37                                                             ` Vincent Truong
2015-07-25  2:18                                                               ` gb
2015-07-25 11:22                                                                 ` Slurms MacKenzie
2015-07-25 15:04                                                                 ` Thomas Kerin
2015-07-24  0:56                                       ` [bitcoin-dev] Bitcoin Core and hard forks Eric Lombrozo
2015-07-24  1:05                                         ` Jean-Paul Kogelman
2015-07-23 18:12               ` Slurms MacKenzie
2015-07-23 18:57                 ` Mike Hearn
2015-07-23 17:51             ` Jorge Timón
2015-07-24  6:30               ` Tom Harding
2015-07-24  9:24                 ` Jorge Timón
2015-07-24 22:50                   ` Tom Harding
2015-07-28 11:29                     ` Jorge Timón
2015-07-28 11:32                       ` Jorge Timón
2015-07-28 16:44                       ` Tom Harding
2015-07-28 17:33                         ` Jorge Timón
2015-07-22 19:17     ` Eric Lombrozo
2015-07-22 21:43   ` Mike Hearn
2015-07-22 21:56     ` Eric Lombrozo
2015-07-22 22:01       ` Mike Hearn
2015-07-22 22:09         ` Eric Lombrozo
2015-07-23  1:53         ` Eric Lombrozo
2015-07-22 22:30     ` Jeff Garzik
2015-07-23  0:27   ` Tom Harding
2015-07-23  0:37     ` Eric Lombrozo
2015-07-23  4:40   ` Edmund Edgar
2015-07-27 12:08   ` Peter Todd
2015-07-27 12:44     ` Milly Bitcoin
2015-07-22 22:40 Raystonn
2015-07-22 23:42 ` Cory Fields
2015-07-22 23:53   ` Eric Lombrozo
2015-07-23  0:05     ` Cory Fields
2015-07-23  0:13       ` Eric Lombrozo
2015-07-23  0:34         ` Cory Fields
2015-07-23  0:43           ` Eric Lombrozo
2015-07-23  7:24             ` Ross Nicoll
2015-07-23  0:49         ` Eric Voskuil
2015-07-23 18:12   ` Jorge Timón
     [not found] <BA7ACCE1-81B2-4AC1-B6DD-7A856FD27D52@gmail.com>
2015-07-23  8:24 ` Gareth Williams
2015-07-27 17:05 Alice Larson
2015-07-27 17:22 ` Eric Voskuil
2015-07-28  4:55   ` Wladimir J. van der Laan

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