Interesting essay but law enforcement officers do not carry firearms for self defense.
It might work out that way but the firearm is one of the 'bag' of tool to enforce lawful orders.
In addition the stated porpose for the billion rounds of hollowpoint was for training and qualifying. Ask your friendly neighborhood range officer what happens to target boards when hollowpoints are used.
Also Homeland Security just bought 2700 armored personnell carriers. I told my wife years ago that when you saw American Tanks on American streets we were in big trouble.