Vitalik: The best way to build L2 is to rely on the capabilities provided by L1

Ethereum co-founder Vitalik Buterin stated that the best way to build Layer 2 is to rely more on the features provided by L1 (security, censorship resistance, proofs, data availability, etc.), and simplify the logic to only act as a sequencer and prover on top of the core execution layer (or only as a prover if based on the Base network). [Foresight News]