PayPal unveils plan to boost eco-friendly Bitcoin mining with extra rewards
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PayPal‘s Blockchain Research Group proposes giving sustainable energy miners more Bitcoin to decrease Bitcoin mining’s environmental effect. The concept targets Bitcoin’s energy-intensive proof-of-work technology. Set aside more Bitcoin incentives for “green miners” that use renewable energy and have unique cryptographic hashes called “green keys.” The green miners’ multi-sig wallet would contain extra Bitcoin only accessible with green keys. These transactions would have cheaper costs to attract miners and promote greener