"I could use one in Northern California for a little defensive driving."
A Merkava Mk.IV would be very useful on the LA freeways and in many LA neighbourhoods. Basically, one would make driving safe in any major city misgoverned by lefties.
Have you seen the video where the guy steals a National Guard Abrams tank and goes on the rampage? It certainly crushed a lot of cars, took down traffic standards and light poles.