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Decentralized Web GDG DevFest Tokyo 2018 aggre
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aggre FRAME00, INC. CTO
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1. 2. 2 3. 4. ( ) 5. Who’s using Blockchain
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“ ” “ ”
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2
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Peer to Peer( P2P )
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• • P2P • • • • •
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P2P P2P
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0x11 A to B 1 0x12 B to C 2 0x13 C to D 3
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0x11 0x2345 1 0x21 0x22 0x11 0x12 0x13 0x14 A to B F to H T to R Q to K
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PoW Proof of Work PoS Proof of Stake PoI Proof of Importance
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PoW Proof of Work nonce ( )
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PoS Proof of Stake nonce ( )
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PoI Proof of Importance nonce ( )
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Ethereum
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• • • • • • • • •
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Ethereum Geth Solidity WebAssembly EOS WASM Ethereum Truffle Ethereum npm ( )
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Ethereum JS , Node.js @types MetaMask web3.js eosjs2 EOS JS TS Ethereum Chrome etc…
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Blockchain as a Service 2018 IBM/Azure/AWS Google Cloud getho.io Ethereum Ethereum, Hyperledger etc…
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Who’s using Blockchain?
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Verisart /
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DHL
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imbrex
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Swarm Ethereum
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Steemit ( )
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Dev npm ( )
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Thank you!