Frank wrote; 3) Modern jetfuel is much more volatile than what would have been used in the B-25,
Actually that is incorrect. Jet fuel is much more like kerosene or diesel fuel then gasoline, and the B-25 would have used av gas, which is more volatile then auto grade gas. I agree with the rest of your points however.
ButchFormer 43250/70 jet engine mechanic USAF