Summary: Support the show, consider donating: 19DWzVMsCGzXjXT5xojjYdTeepSueBD2Mq (http://bit.ly/1jnTqRh) Gideon Greenspan, a computer scientist and CEO/Founder of the Israeli startup Coin Sciences, joined us for a discussion of their private blockchain platform MultiChain. Besides diving into the popular question of what's the point of a private blockchain, we covered his earlier colored coins implementation as well as his view that blockchains are best understood as a novel database paradigm. Topics covered included: - How Gideon got involved in the blockchain space - Their colored coins implementation MultiSpark and why it failed to get traction - Why he saw a market for an open-source private blockchain platform and started MultiChain - What mining diversity is and how it is used for consensus in MultiChain - How permissions work in MultiChain - The issues of privacy in blockchains and why you can't have auditability and privacy - How private blockchains differ from regular distributed databases - The five criteria to decide if a project needs a blockchain - The problem he sees with smart contract blockchains Links mentioned in this episode: - Multichain website http://bit.ly/1HAp61D - Multichain Whitepaper http://bit.ly/1MZE12a - Colored coin protocol CoinSpark http://bit.ly/1lqg390 - Avoiding the pointless blockchain project: http://bit.ly/1SsbOEP - Private blockchains are more than 'just' shared databases http://bit.ly/1ToiODm - Smart contracts: The good, the bad and the lazy http://bit.ly/1SsbTII Sponsors: - Ledger Nano: Smart card security for your Bitcoins - Get 10% off your first order when you use the code EB09 at http://ledgerwallet.com (valid until 09/30/15) - Vaultoro: Trade gold to Bitcoin instantly and securely starting at just 1mg at http://vaultoro.com - Hide.me: Protect your privacy and personal data with a free VPN account at Hide.me/epicenter Show notes: http://epicenterbitcoin.com/podcast/107 YouTube: https://youtu.be/T7F-kvackBQ Epicenter Bitcoin is hosted by Brian Fabian Crain, Sébastien Couture & Meher Roy. - Visit our website: http://epicenterbitcoin.com - Subscribe to our newsletter: http://epicenterbitcoin.com/newsletter - Twitter: http://twitter.com/epicenterbtc
