AA and Passkeys – so hot right nowAccount abstraction and passkey authentication are two especially hot topics in the crypto discourse this year, with both generating excitement that maybe, finally, great UX in crypto has arrived. With passkeys, users authenticate with their hardware devices. If the device supports biometrics, then the user can effectively “sign in” with fingerprints or facial recognition alone. With account abstraction in the mix too, developers can sponsor gas on behalf of ...