The catalyst for the rot remains the Vatican, a self-sustaining bureaucracy.
As a consequence, the College of Cardinals is peopled w/numerous
radical/secular types who most certainly don't belong in the priesthood.
Consider the corrosive disease of homosexuality which has raged and
disgraced the Church for decades. It's fan club, among religious types,
insists a married priesthood holds the solution, which is horse manure.
The answer is in re-affirmation of the Natural Law, which recognizes the
Family Unit of Father, Mother and Children, as the bedrock of all cultures/societies.