The London hard fork, a scheduled upgrade to Ethereum, is first making its way to the blockchain's test networks. Tim Beiko of the Ethereum Foundation announced today that London will go live on the Ropsten testnet around June 24, followed by Goerli on June 30, and Rinkeby on July 7. (All dates are estimates and could shift slightly depending on how long it takes blocks to be mined.) "Once the upgrade has successfully been activated on these networks, a block will be set for the Ethereum mainnet," the blog post notes. That should be in July. {tweet} The London upgrade will implement five separate Ethereum ... (full story)