Why Ad Orientem is Anathema to So Many

FTA: “The real question we need to ask is this: Why are so many bishops opposed to masses being offered ad orientem?The answer may be as simple as this: Pride.That’s it. Pride. That foundation of all sins. It caused the fall of the angel Lucifer. It lead to the fall of Adam. And it’s been the cause of the widespread collapse of the faith in the post-conciliar years.

Source: liturgy guy | Life, Liturgy and the Pursuit of Holiness

Yes, Pride. The source article explains that answer clearly and succinctly.