What the heck is this "greediness" - does that mean wanting more and more?
Although this is a JW Talmud, it seems they are differentiating between fornication and uncleaness.
In some circumstances, this may be a benefit to those who come close, but not close enough to be df'd, where as previous BoE's may have seen fit to df a person for touching the breasts.
Human sexuality is very complex, the only REAL account of punishment in the Christian era was a man fornicating with his father's wife.