Misc points of doctrine are not really the “collective interpretation” as if fundamentals were changing, and the comment to which I replied said “radically diff

Misc points of doctrine are not really the “collective interpretation” as if fundamentals were changing, and the comment to which I replied said “radically different”. None of your examples feel like radically different Catholicism, except perhaps the papal infallibility thing, though even that seems it was generally believed, but not categorically, before being written down and today is generally believed, but not categorically, so, not radically different.