His rather polarised view of what is and isn't a good fighter seems very much out of touch.
The world is full of extremely talented people that have narrow viewpoints and can't see the woods for the trees.
The fact is, diversity of capability is a good thing. In a way we have tried to make the F35 all things to all people with accompanied compromises and the inevitable pitfalls.
Time will tell if it turns out to be a good thing, so whoever is still here in 20 years will have a better idea.