Judging by the comments the sentiment appears to be " In other news the sky is blue", but creating a narrative that's proven, conclusive, and thorough and reinforces what we already knew has substantial value for those of us that don't rely on generalities of the human condition.
This book serves as a canary in the coal mine if drastic action isn't taken at a global scale to reduce inequality.
Given the advancement of technology as it relates to war, WWIII has the potential to be catastrophic to the human race.