https://br.cointelegraph.com/news/vitalik-buterin-proof-of-stake-sharding-to-make-blockchains-1-000x-more-efficient
O co-fundador da Ethereum, Vitalik Buterin, twittou que os blockchains Proof-of-Stake,com sharding serão “milhares de vezes” mais eficientes no futuro.