Originally Posted by
JPerrone
Rob2160: "There is a force-vector reason that you might need to hold rudder; but this might not prove to be true for a "real" model or airplane. With a cross wind, there's some sideways force. This is applied against the entire side of the craft. The total force behind the CG is trying to make the plane turn into the wind; the total force in front of the CG is trying to turn the plane away from the wind."