I don't smoke, but your answer indicates a widespread attitude that women have no responsibility for keeping the sexual side of the relationship going. Whatever is wrong, it's the job of the guy to fix it, and the fix entirely involves the man changing and no change is necessary on the woman's part.
In abortion threads, I keep making the point that the real issue is not the availability of abortion -- the real issue is people not wanting children.
Similarly, porn is primarily a symptom of men not being happy with the women in their lives, for whatever reason.
Actually, my answer indicated flippant humor and nothing more.