zkSync is a Layer 2 Ethereum scaling solution based on ZK rollup. Simply put, zkSync is fast and saves users about 90% of the gas fee. It has just raised $50 million led by a16z. We will also talk about ZigZag. ZigZAG is a DEX now live on zkSync 1.0 mainnet. The native token of both projects have not been launched yet so there is some chance of airdrops in the future. As of now, no confirmations of airdrops from both projects.