The cases mentioned may well not have resulted in a guilty verdict, but that certainly doesn't mean that the individuals concerned were innocent. If you're in the aviation business and read the relevant reports you can undoubtably form your own conclusion.
Have we yet mentioned the South Cerney Herc? I gather the jury were swung by the u/s rad alt. Hard to explain to Joe public that the instrument that tells you your height above the ground was not particularly important on that day!!!