The long-awaited Ethereum Istanbul hard fork is scheduled for Saturday (EST). While considered as part of the move to proof-of-stake, the upgrade focuses primarily on improving sidechain support — specifically with Zcash-based technology. The upgrade is the third and final in Ethereum’s Metropolis era, the last before the introduction of Casper proof-of-stake. Previous updates, Byzantium and Constantinople, […]The post Ethereum’s Istanbul Hard Fork, What Will Change? appeared first on Crypto Briefing.