As helo said static camera has no smoothing whatsoever, proper rear camera should give the car freedom to turn a bit before moving that way, react to breaking and accelerating, make use of damping, process the line of sight to make sure it isn't stuck behind any obstacles. Creating camera sounds easy in theory, but in practice it is hard to do without previous experience with such things.
![[Image: Sj14yZE.gif]](http://i.imgur.com/Sj14yZE.gif)