Firstly, delayingit's debut by one more racewould meanlessrunningandlessexperiencewith the car and the cruciallearningcurvewould be furtherdelayedwhichis notagood thing.
Baseball players, racecar drivers, skiers and lawyers all experience the same loss of a competitive edge when their physical functions decline to where they can no longer compete at the level necessary to compete and win at their peak.