Since Bitcoin’s inception, network difficulty has grown from 1 to as much as 48.71 trillion hashes that a miner would theoretically need to generate to find the winning one. This means it is 48.71 trillion times harder to mine a Bitcoin block today than when mining first began in 2009 — a compound increase of 20.64% per month. At the time of this writing, Bitcoin’s difficulty is at an all-time high, which means that miners — on a BTC basis — are making less in rewards per unit of hash…
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