There is an expiry date on blaming your parents for steering you in the wrong direction; the moment you are old enough to take the wheel, responsibility lies with you.
Physical parameters of Single gimbal Control Moment Gyroscopes (SGCMGs) are often assumed to be known exactly when steering law is designed taking gimbal servo characteristics into account.
A survey of steering laws for Single Gimbal Control Moment Gyroscope (SGCMG) systems is made. Meanwhile, steering performance of the art is appreciated.