Odaily Planet Daily News Witness Chain announced the use of Polygon CDK on the X platform to promote the development of the DePIN Coordination Layer (DCL). According to it, the role of DCL is as follows: • Ability to create composite DePIN DApps, merge DeFi and DePIN to achieve innovative applications; • Give DePIN nodes programmability, open up ways to trade resources such as computing, electricity, bandwidth and storage in the futures market; • Introduce dual staking for DePIN and rollups; • Promote on-chain asset registration and consensus on physical status of DePIN nodes; • Aggregate Rollup Watchtower proofs on AggLayer to support optimistic rollups and simplify the bridging process.