While I agree with you on that, lj101 (in fact, in my view castration is too good for rapists...), I would have thought that it would have been simpler for Mitch Fatel's manager to be given 'the word' about the limits he should place on his act to US military audiences....
Here's an example of his act - 'blue' in part, to be sure, but the audience doesn't seem to find it offensive: