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Is Bitcoin mining becoming too expensive to continue?
After brushing against record highs earlier in 2025, Bitcoin is ending the year on a distinctly humbler note. Prices have fallen well below their peak, unsettling investors who had once touted the cryptocurrency as a reliable hedge or a one-way bet on digital scarcity. For miners (the industrial backbone of the Bitcoin ecosystem) the retreat has been more than psychological. It has reopened an awkward question: does it still make economic sense to dig for digital gold? A new report by BestBrokers offers an unflattering answer. Using data from the Cambridge Bitcoin Electricity Consumption Index, the firm has mapped ... (full story)