Most Helpful Girl
Because no matter what nobody likes the feeling of being replaced regardless of how he or she ended things no one likes to think that they are replaceable or there is somebody better than them this world is full of possessive people and that's what it breaks down to that's why I stay single and I like to play LOL
Most Helpful Guy
in my opinion Because he's immature. A more appropriate and accurate answer would be that he still has feelings for you an doesn't know how to express them.