"Can tell", surely, with some accuracy better than random but not nearly good enough for actual predictions. It would be interesting to know how the algorithm

"Can tell", surely, with some accuracy better than random but not nearly good enough for actual predictions. It would be interesting to know how the algorithm works, though... if only for my own personal usage. Is it a flurry of sudden communication? Or one partner starts ignoring the other? Do you need to know the words they're using, or can you just get it from the frequency of various types of communication? Facebook does scare me enough, however, that I refuse to be friends (on facebook or in real life) with anyone who works at facebook. When I meet someone socially who works at facebook (which has only happened a couple of times so far) my next reaction is to edge slowly away from the conversation. And you'd have to be crazy to date someone who works at facebook. And now I come to think of it, all the facebook employees I've met have been single...