Outside of rap I find it pretty unacceptable, but when Prince dropped Get it up and Erotic city in the early 80’s it was kinda ok due to the subject.
Our education is wrong, it takes no note of the subtleties of human nature, it places more importance on the memory of an individual than how memorable an individual is. Bernard Sumner 1995
Same can be said for the BBFC film classification: many foreign films of the '60s being given 'A' or 'X'-rated certificates which would be unwarranted these days. Trouble is legally the admission ruling for those films still apply, and the BBFC has no intention of revising past classifications.
Barry