Bitcoin’s seven-day average network hashrate recovered above one zettahash per second in the week to October 22, according to BlocksBridge Consulting. Mining difficulty rose 5.92% on October 16, indicating stronger competition across the network. Announced operator exits do not necessarily mean that their computing power disappears, since machines can be sold or relocated to other sites. A rise in hashrate does not guarantee higher miner revenues, which also depend on the value of block rewards and fees, electricity costs, and equipment efficiency.
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