[RobbyS]

Part of it has to do with the differences between Latibn and Greek. The former is curt, so the Roman Liturgy early on became shorter than the Greek Liturgy it replaced.

[ultima ratio]

To me the key passage is this: "THE AUTHORITY OF THE POPE IS NOT UNLIMITED. IT IS AT THE SERVICE OF SACRED TRADITION." That is not a notion that sits well with a great many Catholics on this site.