Wednesday’s planned system upgrade for the Grin blockchain tweaked a mining algorithm.
Source: https://www.coindesk.com/grin-network-executes-first-hard-fork-in-bid-to-decentralize-mining-power
Source: https://www.coindesk.com/grin-network-executes-first-hard-fork-in-bid-to-decentralize-mining-power
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