Vitalik Buterin Says Ethereum-Copying Layer 2s Are Boring

By Nathan Brooks

Ethereum Foundation co-founder Vitalik Buterin called Layer 2 blockchains that merely copy Ethereum and scale it “boring” in an exclusive Moneycontrol interview, questioning the value they bring to the ecosystem and directing developers toward products Ethereum cannot provide by itself.

In the interview, Buterin said:

“Ethereum is taking a very conservative approach to this (next generation blockchain). Blockchain itself is only using very conservative hash-based cryptography. For anything that happens on top, our philosophy starting from this year, has been if you're an L2 blockchain just copying Ethereum and scaling, then that's boring and not interesting.”

His criticism did not reject Layer 2 deployment as a category. Ethereum remains primarily a Layer 1 blockchain, focused on security, transactions and the network, although it has begun rolling out L2 solutions of its own.

The projects behind the call

“As an L2, you should be innovating and doing something different that Ethereum by itself does not do,” Buterin said. He cited:

• Lighter, which he described as a very high-performance DeFi protocol.
• Aztec and Invax, which he grouped among privacy protocols.

He identified high-performance decentralized finance and privacy as the biggest areas seeing Layer 2 innovation. The distinction matters for builders: replicating Ethereum’s execution environment does not, by itself, establish why a separate network should exist.

Enterprise records on blockchain

Buterin said enterprises can build on existing logic inside their own servers to manage supply-chain records, health records and manufacturing records on blockchain. For corporate builders, this frames blockchain adoption as an extension of current server infrastructure, with the specified records placed on-chain.

He presented Ethereum’s open-source codebase as the common foundation for different risk postures. Conservative teams can reuse it and remain conservative, while experimental teams can take a more radical approach. For organizations worried about safety and security against AI and quantum threats, he said those concerns can be addressed by using the exact same technology and methodology Ethereum uses.

Privacy and AI risk

In his keynote address at Devcon 8 in Mumbai on November 3, Buterin warned blockchain developers and users about data-privacy risks associated with advances in AI.

He cautioned against the extent to which large corporations collect, store and use personal information. He also flagged the growing threat of privacy breaches and hacks arising from software and hardware vulnerabilities, which could expose sensitive user data.

What does this change for Layer 2 teams?

Under Buterin’s standard, Ethereum feature parity plus scaling does not constitute enough on its own. The practical bar becomes demonstrable differentiation: higher-performance financial services, privacy functions or an enterprise workflow tied to records. That shifts roadmaps, product design and how projects explain their utility to users, developers and corporate buyers.

His examples define categories rather than one mandatory architecture. High-performance DeFi and privacy provide the clearest evidence of differentiation, while enterprise records extend the same requirement into institutional use, where a project must solve a defined operational problem rather than merely offer scaled Ethereum execution.

For Ethereum’s Layer 2 market, the forward-looking test is whether development shifts from generic Ethereum replicas toward specialized networks with performance, privacy or enterprise functions that stand on their own.