Hi, am trying to tween little bit physic inertia when the mouse move. I don't know if is the good word in english. "inertness" ? My target it when mouse are move, the sprite follow the mouse with inertia on rotation values. But when mouse stop, call a elastic tween to give a physic feeling. The result are not optimal here , and maybe no very performance friendly. If any tweener or math pro can help me on this ? A made a codePen   if you try Move mouse and stop i