It is such a distortion of such an important part of who we are. And, for many people, they don't even realize what they are doing is wrong. It feels good, do it. It's available, go for it. They don't even realize how they are bruising their own soul and the soul of another.
Society sees lust as a joke really, for uptight church people to sneer at.
The good news is that we held God to ten. The bad news is that Adultery is still in there. Thou shalt not commit adultery. That is actually good news. Its purpose isn't to eliminate our fun, but to protect God's greatest gifts, the gifts of love and family.