.....because you listen! If you want to cut ties with them, then simply do so. It takes TWO to communicate.
Why does my ex still talk to me?
Because if she didn't it would be extremely awkward
Why not? Unless you were in an abusive situation, surely you guys can have a civil conversation from time to time.
There is all kinds of love.
Love never dies.
Maybe he's just a nice guy.
Maybe he wants you back
Maybe he's keeping you on his radar in case his present relationship fails.
Maybe you could ask him ?