Most Helpful Guy
"I'm not looking to make him my boyfriend right away and would like to go slow."
are you sure about that? looks as though the green eyed monster is starting raise its ugly head.
He is still single so he's probably keeping his options open. after all, it may not work out with you if you're giving him the wrong signals. If you want him, take him.
Most Helpful Girl
Because you two are not exclusive so he's still keeping his options open.