ProgPoW has not been integrated into Ethereum yet, and it is unclear when it will eventually happen — in March, core Ethereum developers were debating whether ProgPoW would actually benefit the network for almost two hours and failed to reach a consensus. Notably, a Bitmain representative previously told Cointelegraph that the mining hardware giant doesn’t plan to extend Antminer E3’s lifespan to operate after October 2020: “As far as we know, mining will approximately end during October or s...