[블록체인]blockchain, 이더리움창립자,비탈릭부테린,Ethereum 2.0,Ethereum Foundation, Vital...

[블록체인]blockchain, 이더리움창립자,비탈릭부테린,Ethereum 2.0,Ethereum Foundation, Vitalik Buterin  https://youtu.be/bY3AUZwVHTM