Japan's Major Mining Pool Shuts Down Bitcoin Operations — And 3 Mega-Miners Now Control 60% of the Network. Here's Why That's Alarming
4h ago · 1 source
A prominent Japanese Bitcoin mining pool has ceased its Bitcoin mining operations. The shutdown comes at a critical time when just three large mining entities have consolidated control over approximately 60% of Bitcoin's total network hashrate, raising serious concerns about mining centralization.
WHY IT MATTERS
Think of Bitcoin mining like a voting system where miners 'vote' on which transactions get added to the blockchain. The more mining power you have, the more votes you get. Bitcoin was designed so that thousands of independent miners would share this power, making it nearly impossible for anyone to cheat the system. But if just three big players control 60% of all the votes, it's like three corporations controlling most of the ballots in an election — technically they could collude to manipulate the outcome. When a mining pool shuts down, its share of the 'votes' gets absorbed by the remaining players, making the big ones even bigger. For everyday Bitcoin users and investors, this matters because Bitcoin's security and trustworthiness depend on no small group having too much control.
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