Re: [Bitcoin-development] New paper: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies

2015-03-08 Thread Pindar Wong
*Spendid* work Andrew (and all the other authors). Well done. This is a timely paper that deserves significantly wider circulation and comment. FWIW, Joichi Ito, from the MIT media Lab, made reference to your work during yesterday's MIT Bitcoin Expo https://www.youtube.com/watch?v=lIgjogLipvk[@

Re: [Bitcoin-development] New paper: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies

2015-03-04 Thread Mike Hearn
Nice, Andrew. Just one minor point. SPV clients do not need to maintain an ever growing list of PoW solutions. BitcoinJ uses a ring buffer with 5000 headers and thus has O(1) disk usage. Re-orgs past the event horizon cannot be processed but are assumed to be sufficiently rare that manual

Re: [Bitcoin-development] New paper: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies

2015-03-04 Thread Stephen Reed
You might consider the dimension taken by the cooperative mining approach of AI Coin, an altcoin that will launch April 27. The coin is an embodiment of principles described in my whitepaper last May, Bitcoin Cooperative Proof of Stake. http://arxiv.org/abs/1405.5741 Currently we do not use

Re: [Bitcoin-development] New paper: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies

2015-03-04 Thread Tim Ruffing
This is great to see. On Monday 02 March 2015 11:48:24 Andrew Miller wrote: One of the main goals of our work is to build a bridge between the computer science research community and the cryptocurrency community. Many of the most interesting ideas and proposals for Bitcoin come from this

Re: [Bitcoin-development] New paper: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies

2015-03-02 Thread Ricardo Filipe
As a researcher in a distributed systems group, it is awesome to see these papers flocking up that help convince the supervisors to pay more attention to blockchain technologies. thanks for keeping us up to speed. 2015-03-02 16:48 GMT+00:00 Andrew Miller amil...@cs.umd.edu: We (Joseph Bonneau,