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Layer 3 in the Ethereum network refers to a set of protocols built on top of Layer 2 solutions, aiming to provide even higher scalability, interoperability, and functionality.

Layer 3 apps on Ethereum's Layer 2 enhance scalability and features, advancing the ecosystem.

Great summary! Layer 3 solutions are crucial for the future of Ethereum, enabling a more efficient, secure, and interconnected blockchain ecosystem. I'm particularly excited about the potential of Layer 3 to facilitate cross-chain communication and enable truly decentralized applications.