Ethereum proposal would cut 33,800 ETH issuance and break every deployed Altair light client

A newly merged Ethereum proposal would retire the network’s 512-validator sync committee, remove its rewards, and make the current Altair light-client interface obsolete by replacing it with offchain zero-knowledge proofs.The Draft EIP-8390 estimates that deleting the committee’s reward weight would reduce annual consensus issuance by roughly 33,800 ETH.Ethereum would give up an in-protocol mechanism that lets lightweight clients follow the beacon chain before the proposed replacement proving service, migration interface, and economic support have been specified.A sync committee is a 512-validator sample whose messages give light clients a compact way to track Ethereum without processing the full validator set.The proposal entered the official EIPs repository at 02:04 UTC on Aug. 24, but its Draft status makes it a design for discussion, not an adopted upgrade. It has no activation epoch or Ethereum roadmap commitment, and the document leaves scheduling to client teams.The author’s discussion thread listed no external reviews in its initial-draft update.Issuance falls, but the security trade changesEthereum’s consensus reward formula assigns the sync committee a weight of 2 within ...