Base blockchain cuts block time to 0.2 seconds after Denim upgradeCoinbase's Base network switched from two-second to 200-millisecond block times following its Denim upgrade, a tenfold increase in block production speed.Nov 5, 2026·4 sourcesEthereumCryptocurrenciesLayer 2sBlockchain scalability solutionsEthereum upgradesBlockchain nodes & clientsEthereum Layer 2s & scaling00