Yes but the sexual currency has plummeted and that is why it has less and less value to with hold sex long enough to get what you want since It's become so readily available on the quick and cheap.
No. If you use it has currency then it is only natural you will try to exploit it or try and leverage too much with it.
My guess is you can't see what I'm saying because the idea of not using sex as a bargaining tool is foreign to women