What is it?Some readings that explain this very clearly are: https://web3edge.io/newsletter/unleashing-account-abstraction-with-eip-4337/ https://medium.com/infinitism/erc-4337-account-abstraction-without-ethereum-protocol-changes-d75c9d94dc4aWhat new benefits does it have for wallet users?Custom validation logic - multi-sig, social recovery etcPaymaster - allow 3rd parties to pay for the gas fee (e.g. dApps can sponsor the users) and use ERC-20 tokens to pay for the gas fee (e.g. don’t need ...