The cost of order is always going to be a certain degree, presence or manifestation of disorder. The notion of a "more peaceful world" is one in which vast numbers of (relatively) small, regional conflicts proliferate, generalisations notwithstanding. There is even, perhaps, a sense in which such distributed conflict is inevitable as a displaced information…
Complexity is a lot smarter than we are - all of our ratiobal interdictions into behavioural and sociological problems tend to amplify by displacement those problems.
Facebook has a genocide problem.
Anger. It's really very simple.
The road to hell is paved with populist simplicities.
My review: 3 and a half dismembered demons out of 5 for a visually impressive remake of pretty much every single (simple) gaming idiom since the original Quake, Doom and Castle Wolfenstein games.
An epidemiological approach to violent crime ? It has proven to be a successful strategy and seems to me to be eminently sensible.