This is not what we council fathers decided; this is against the decisions of the council. I cannot understand how the Holy Father could give his consent to such a thing.

Josef Cardinal Frings, 1969

The short article linked below gives us a little insight into how the Mass of Paul VI (aka the Ordinary Form) came to be.

The point of sharing this is not to shock our readers (though it might indeed raise some eyebrows). Rather, we just want to reaffirm why we are so concerned with conforming our liturgical celebrations to the authentic vision of Vatican II, as revealed in the document Sacrosanctum concilium. 

It’s not about mere aesthetics or nostalgia: it’s simply about being faithful and giving God what is due Him.