People are always pushing the existing boundaries in art and entertainment. They always have and they always will.
Many people in America thought Larry Flynt was a scum and a monster when he was on the cutting edge, now, in retrospect, he's a hero.
That's the way the world spins. If you don't like it, get off.
This is assuming we're talking about consenting adults and BDSM/fantasy, not actual illegal acts.