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Layer-2 Scaling: Rollups, ZK and Data Availability

Optimistic vs. ZK rollups, fraud proofs, validity proofs, sequencers and the DA stack.

Why L2s exist and what they actually inherit from L1

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Optimistic rollups, fraud proofs and the challenge window

Locked

ZK-rollups, validity proofs and the EVM-equivalence spectrum

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Data availability, blobs (EIP-4844) and modular stacks

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Ecosystem Highlights

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