Ethereum developer publishes previously undisclosed internal documents about a potential upgrade in 2019

Greg Colvin, an engineer of the Ethereum Virtual Machine, published internal documents containing snippets from four private meetings that took place at the Devcon4 conference in October. Participants of the meetings include Ethereum co-founders Vitalik Buterin and Joseph Lubin. The topic of the meetings revolves around an upgrade to the Ethereum network, labeled as "Ethereum 1x," which could be activated in June 2019. Upgrades include potentially replacing the Ethereum Virtual Machine and introducing storage fees for smart contracts. (Source: CoinDesk)