So, I agree with you that more effort could have been put in the comment. That being said, poster 'revelation' is not really wrong either. Some links to dig deeper into his points:

>prisons are overcrowded

http://en.wikipedia.org/wiki/United_States_incarceration_rat...

>the media tells us the world is becoming more dangerous every second

http://en.wikipedia.org/wiki/Mean_world_syndrome

>local police need SWAT teams and assault rifles

http://www.businessinsider.com/the-militarization-of-america...