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Vitalik Praises Base Layer-2
Ethereum co-founder Vitalik Buterin has publicly praised Base, Coinbase’s Ethereum layer-2 network, for taking the “right approach” to decentralization. His comments come amid growing concern in the crypto community regarding the role of L2 sequencers and whether networks like Base should be treated as exchanges.
According to Buterin, Base uses centralized features to enhance user experience while remaining tied to Ethereum’s decentralized base layer for security. He emphasized that Base does not have custody over user funds, meaning the platform “cannot steal funds or stop users from withdrawing.”
This distinction is critical. In Buterin’s view, true layer-2 networks are extensions of Ethereum rather than centralized servers that merely submit transaction hashes. Base exemplifies this principle, ensuring users retain control over their funds while benefiting from faster transactions and lower costs.
L2 Sequencers Misunderstood As Exchanges
Recent skepticism surrounding layer-2 networks stems from how they handle transaction sequencing. Some L2s use centralized sequencers to provide better rates and prevent front-running by bots. Securities and Exchange Commissioner Hester Peirce recently discussed the potential regulatory implications, noting that if a single entity controls all aspects of a matching engine, it could resemble a centralized exchange.
However, Peirce also clarified that if the assets being processed are not securities, regulatory concerns are limited. This distinction has led to debates within the crypto community about the exact legal and technical nature of layer-2 networks like Base.
Layer-2s Are Blockchain Infrastructure
Coinbase’s chief legal officer, Paul Grewal, highlighted the misconception of labeling layer-2 sequencers as exchanges. He explained that L2s act as general-purpose blockchain infrastructure, processing messages as code, calling smart contracts, and batching transactions. They are akin to cloud providers like Amazon Web Services (AWS), which run software but are not themselves the applications.
By analogy, layer-2 networks like Base enable decentralized applications, including exchange-like operations, but the infrastructure itself does not operate as an exchange. This framework emphasizes the non-custodial, decentralized nature of L2s and their critical role as Ethereum extensions rather than trading platforms.
Sequencers Ensure Smooth Operations
Base co-founder Jesse Pollak further clarified the function of sequencers. Unlike matching engines that pair buy and sell orders at specific prices, sequencers determine the order of transactions to ensure efficiency. Users can interact through Base’s sequencer or directly via Ethereum, retaining full decentralization and censorship resistance.
Pollak described sequencers as traffic controllers that streamline transaction flow, particularly during periods of high network activity. This ensures faster processing without compromising decentralization or user control.
If layer-2 networks were treated as exchanges, they would face stringent SEC registration requirements and regulatory oversight, potentially restricting operations. The industry’s pushback highlights the importance of differentiating infrastructure providers from trading venues.
Conclusion: Base Represents Right Approach
Vitalik Buterin’s endorsement underscores the importance of non-custodial, decentralized infrastructure in the Ethereum ecosystem. Base demonstrates how layer-2 solutions can improve user experience, reduce costs, and maintain security while adhering to Ethereum’s foundational principles.
By clarifying the role of sequencers, L2 networks like Base can avoid misclassification as exchanges and continue to operate as scalable, decentralized infrastructure providers. As regulatory attention increases, understanding these distinctions becomes essential for developers, investors, and regulators alike.
Layer-2 networks represent the next evolution in blockchain scalability, and Base’s approach serves as a benchmark for responsible, secure, and user-focused development.