Ethereum developers held the first all-core developers (ACD) meeting in 2023 this week. The current goal of Ethereum developers is to launch a public testnet for the Shanghai upgrade in early February, and it is tentatively scheduled for a certain date in March 2023. Time to start Shanghai to upgrade the mainnet. Additionally, the developers agreed to remove code changes related to the EOF implementation from the Shanghai upgrade, and also agreed to reject any other Ethereum Improvement Proposals (EIPs) from the Shanghai upgrade in lieu of the EOF EIP, primarily to ensure that pledged ETH withdrawals are The schedule will not be delayed. As the only major code change in the Shanghai upgrade, staked ETH withdrawals are being tested on a developer-focused testnet. Additionally, the developers agreed to focus the cancun upgrade after the Shanghai upgrade on EIP-4844.