The act of cognition is twofold: this is 1) a non-stop search for atoms, primitives, primary elements from which you can collect something, and 2) an equally diligent search for laws that determine what exactly and with what exactly, and how exactly it connects.
Therefore, a paradigm war - such as OOP vs FP or fascism vs communism - is always an atomic war in the sense that this battle is fought primarily for atoms, at the atomic level and by atoms, and not for more complex - derivative from atoms - constructions and certainly not by them.
IT as a profession, as a matter of life is still prohibitively young: it took medicine two hundred years to approve the most basic rules of hygiene and medical discipline.