Ethereum co-founder Vitalik Buterin has waded directly into a fast-escalating dispute over the role and risk profile of Coinbase’s Layer-2 (L2) network, Base, arguing that critics are conflating core concepts and overlooking concrete guarantees that protect users on modern L2s. “Base is doing things the right way: an L2 on top of Ethereum, that uses its centralized features to provide stronger UX features, while still being tied into Ethereum’s decentralized base layer for security,” Buterin wrote, adding that L2s like Base “are non-custodial… not glorified servers that happen to submit hashes.”

Ethereum’s Buterin Clarifies L2 Security

Buterin’s post arrived after Coinbase’s chief legal officer Paul Grewal pushed back on commentary likening L2 sequencers to “exchanges,” and Base crea

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