Wu Shuo learned that Token Terminal issued an article reflecting on the evolution and trends of the L2 field in the past four years. The current Ethereum L1 monthly active users (MAU) are about 6 million, while the Ethereum L2 MAU is nearly 10 million; the team can easily In the L2 deployment stage, one-click deployment of L2 testnet using Conduit is only US$500 per month, and deployment of mainnet is only US$3,000 per month; with the commoditization of infrastructure, the focus will shift to building a sustainable on-chain business; due to Ethereum L1 is expensive, Celestia and EigenLayer modularize the L2 stack; from the business PoV point of view, it is divided into general L2 and application-specific L2, from the technical PoV point of view, it is divided into Optimistic and ZK; general L2 may be a "winner takes all" market.