The Pectra upgrade of Ethereum has been successfully activated on the Sepolia testnet, marking the final critical testing phase before the mainnet launch. This upgrade combines multiple improvements to both the execution layer and consensus layer, aiming to enhance the network's scalability and security. Despite encountering issues on the Holesky testnet, developers quickly resolved them and pushed forward the release of Sepolia. The expected mainnet activation date will be determined at the upcoming developer conference, with a target set for early April. The Ethereum team continues to work hard to ensure its competitiveness in the blockchain space.