I vehemently do not agree with you on that.
Well, since he is the only bounty hunter making big bucks on TV these days, and he happens to be vulgar and rough, I think it is a fair inference that being vulgar and rough is part of his commercial appeal, and thus his success.
Using the N-word, and apparently other vulgarities, is part of that success.
I don’t like it, but there it is. People tune in to see that sort of thing.