What do u think? U just go with your gut feeling. Some people are difficult, some are just impossible. U just go with what your heart tells u. If you think it is obsessive, then u need to deals with it like any kind of addiction.
Well, the fact that BOTH of you are dragging your drama into the Q&A section means BOTH of you are at fault. If you IGNORE the other person, he/she will stop. Sorry if that offends you, but it's true.
I wish that that kind of behavior was illegal. It's just plain scary.