The Scalability Trilemma

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The scalability trilemma is a framework, popularized by Ethereum co-founder Vitalik Buterin, for understanding why blockchains struggle to achieve three desirable properties at the same time: decentralization, security, and scalability. The claim isn't a mathematical law — it's a practical observation about the engineering trade-offs that every blockchain design keeps running into. Understanding exactly what each term means in concrete,……

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