BTC mining costs reach 10-month lows as miners use more efficient rigs

It now costs less to mine a single Bitcoin which could help to reverse the falling profitability trend while lowering power demands on the network.
Source: BTC mining costs reach 10-month lows as miners use more efficient rigs (https://cointelegraph.com/news/btc-mining-costs-reach-10-month-lows-as-miners-use-more-efficient-rigs)
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