He’s only “disastrous” here because he is actively working to destroy this nation.
He’d put all that talent to work promoting a Caliphate.
The Current Occupant now squatting in the White Hut is not sufficiently ruthless to competently run any kind of caliphate.
Even if a caliphate were declared in the territory once known as “the United States of America”, The Won almost certainly would be one of the first to be executed by beheading, as an apostate. His usefulness would have ended long before, when he had failed to take “the right side” in the internecine struggle for supremacy within Islam.