[Beijinger]

"Dog fighting is not a serious concern in modern fighter combat"

We heard this before and it was a disaster.

"And stealth doesn't just "fail"."

Nothing is invisible. It depends on your frequency that you use for detection and other technologies. You will find out if your are "invisible" for an able opponent (speak, China, Russia, not Iran) in battle. But then it may be too late.

Read the Sci Fi story "Superiority", formerly required reading at MIT engineering courses.