The Unreported Revolution In Air Combat
One of the major, and little mentioned, revolutions in air combat is the availability of more powerful and reliable helmet mounted displays and sights. This enables a pilot to “look and shoot” as well as keep their heads up more of the time and more quickly make decisions in air-to-air combat. This dramatic change has not gotten much publicity because there has been such little air-to-air combat in the last few decades. But in realistic training exercises the difference has been noted.
See the full article at Strategy Page