>Having an abundance of natural resources that are easily accessible at a low tech level seems like it's a very large precondition to making this work
Disagree, "civilized" societies have vast surpluses of the resources needed for survival (Level 1 and 2 of Maslows Hierarchy) compared to tribal societies, although those resources may not be distributed properly -- which is indicative of that which we truly lack: community belongingness and love (Level 3 of Maslows Hierarchy).