Matthew Bracken wrote this in 2012, now it matters.
WHEN THE MUSIC STOPS: HOW AMERICAS CITIES MAY EXPLODE IN VIOLENCE
An excellent read. I highly recommend it. It took me 45 minutes to read the whole essay.
Bracken is prescient...a prophet for the times we live in.
I had read his trilogy. Now I am seeing it come to life.
This essay will scare the bejabbers out of you.
But it may also spur you to take action.