Earlier quoted context omitted.
Ok, so then you rotate that list through your friends. They might make it tedious to go through all my friends, but if I'm determined enough, I can do it.
No, because that would require you and your friends to be in each others crush list at the same time . Unless you and your friends only have 9 facebook friends each, you prove nothing with this bizarre hypothetical you've constructed.
I come along a few months later, and rotate all my friends through this list, and so I discover which of my friends have secret crushes on me, because I'm not using the feature like you're "supposed" to.