Yes US engineers are Crappy, I mean look at some of the stuff they came up with that is total crap.
F-22, YF-23, SR-71, B-2 Stealth bomber, F-117, The Stealth boat, army Commanche, The best Tanks in the world the list goes on and on....
and there is other people in the world that can Fix a MTX75 weather you would like to believe it or not Terry
