Christ did not condemn the person caught with her pants down - literally. Instead he embarrassed her detractors by saying that anyone who had not sinned could throw the first stone at her - and not one got thrown. Instead he invited them to be his friends and followers. And perhaps that is the most logical explanation yet. Playing on people's fears is a great way to make money.
Advertisers use it every day.
If you don't want dandruff, use this. If you don't want to smell bad, use that. If you don't want to end up sick or dead, eat our stuff instead of their stuff. And if you don't want homosexuals taking over our schools, support our cause by sending in your donations. Whether intentional or not, the truth is the Religious Right rake in a great deal of money every time they claim homosexuals are threatening our nation's families, or worse, our children.