Understanding Layer2 Solution zkSync's Basic Principles in One Article

One of Ethereum's ideals is inclusive finance, but because nearly all transactions are currently processed on Layer 1, the network is severely congested and miner fees are extremely high, preventing many users from participating. Therefore, the community hopes to leverage Layer 2 to reduce miner fees and attract more users. In "Is Blockchain Scaling Difficult? From Bitcoin to Ethereum", we introduced the zkRollup solution favored by Ethereum founder Vitalik among Layer 2 solutions.