He was sick of camping with his family and wanted to get back to 'civilization' and his video games.
a book about life on the planet after wars have destroyed 'civilization'
the impact of technical advancements on 'civilization'
(..) a check against human corruption... ...for thousands of years. We sacked Rome. Loaded trade ships with plague rats. Burned London to the ground. Every time a civilization reaches the pinnacle of its decadence... ...we return to restore the balance. Gotham isn't beyond saving. Give me more time. (..)2005 Batman Begins