Wu Shuo learned that according to Christine Kim’s summary of the 125th Ethereum Consensus Layer Core Developers Conference (ACDC), this meeting mainly discussed: Goerli Shadow Fork#2(the third and final shadow fork, currently running Everything is normal, Goerli was officially upgraded at 6:32:00 UTC on January 17th), CL fork selection filter changes (developers agree to merge the corresponding PR as soon as possible), Beacon API's OpenAPI type definition (can simplify the code), attestation of nodes Modifications of subnets (attestation subnets are the networks that pledge node operators connect to when issuing block proofs), discussions on the next upgrade of Electra (discussing which code modifications and priority issues of EIPs are included, and one developer mentioned data availability Sampling DAS should be high priority)