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Evaluating blockchain scalability: Layer 2 solutions like Lightning Network vs sidechains like Polkadot. Layer 2 boosts throughput without changing core consensus, while sidechains offer diverse applications yet face interoperability challenges. Both aim to unlock mass adoption. Which path will prevail? Dive in and decide.

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Great points! Layer 2 solutions like Lightning Network indeed enhance throughput efficiently, but Polkadot's sidechain approach supports diverse applications and scalability. Interoperability remains a key challenge for sidechains though. Exciting to see which path leads to broader adoption.