Ethereum Layer2 faces multiple challenges: An SEC commissioner pointed out that Layer2 solutions relying on centralized sequencers may be classified as "exchanges," Scroll has paused its decentralized DAO governance, and core developers of Optimism have resigned. Currently, the decentralization issue of Layer2 remains unresolved, with mainstream projects like Arbitrum and Optimism still using centralized sequencers. Scroll’s governance pause reflects setbacks in decentralization experiments, ...