Can anyone else chime in? Does switching from first-seen to first-validated block as a mitigation to the attack deacribed by nostr:npub17u5dneh8qjp43ecfxr6u5e9sjamsmxyuekrg2nlxrrk6nj9rsyrqywt4tp in his excellent article represent a consensus change?

nostr:note1l2ml89avat3uvfrjhux2f8x9xkdgrhzykesfvpwnuge3pjxpjylsghskxj