21. A method according to claim 19 , wherein the situational parameters include one or more parameters characterizing an automobile driving environment.
21. A method according to claim 19 , wherein the situational parameters include one or more parameters characterizing an automobile driving environment. 22. A method according to claim 21 , wherein the situational parameters include one or more parameters characterizing automobile speed, approaching objects, traffic, conditions, road conditions, weather conditions, and physical environment conditions.