Ethereum mainnet Fusaka upgrade will take place on December 4th at 5:49 AM. Core improvements: • Cheaper L2: Increased blob capacity, L2 transaction fees reduced by 85%, supports higher throughput. • Faster processing: PeerDAS technology optimizes data availability, reduces validator bandwidth by 80%, and speeds up transaction confirmations. • Gas limit increase: Block capacity raised from 45M to 150M, network bandwidth tripled, mitigates DoS attacks. • Better security and tools: Supports passkey wallets (no seed phrases needed), EVM upgrades. eth