And then, it (seems to) send your names to someone else, instead of doing one of those silly percentage things.
Good thing my crush already knows, hmmm? But a little scary otherwise. Privacy concerns blah blah blah.
http://www.crushcalculator.com/content/love/152551675 is where I originally got it, found it on my friendsfriends, don't particularly feel like starting one of my own, I don't wanna know who your crushes are. ^_^