Art isn't and shouldn't be responsible. If it is, it isn't functioning as art.
Craft can get you through ninety percent of a piece, but it's art that carries you at the end.
You always want to read something that everybody says has gone too far, don't you? That's supposed to not just be charting our decline, but embodying it?
Joe Lansdale is one of the few writers able to write in whatever genre or mode he wants on any particular day. How? He doesn't ask permission. He just steps in, out-writes everybody in the room.