I don't know why supersonic capability is even necessary for a trainer. They could learn supersonic ops once they started training in the types they are assigned.
Most of the fleet spends...
Low, Slow, Loiter
Things the fast movers don't do well.
Not to say that they can't/don't do CAS....but some platforms can do it better.
I certainly understand the need to...
What if Textron bought Sikorsky?
"Britain's infamous Defence White Paper of April 1957 declared that the Lightning would be the RAF's last manned fighter..."
And people keep making similar claims about fighters in current...
You could take all of your comments here and write a book.