Does he still have feelings for me?

We been talking on Twitter for about two weeks. One time he said I was beautiful, he says the silly things like moo, He used to say those things when we were in a relationship. He wants to hangout with me tells he misses me. We can talk hours non stop! I told him that I care bout him, and he says " your sweet" Does he still have interest in me? Btw he my ex