Be careful what you wish for.  Your own culture isn't so rational or productive.

Also it seems that the majority of "abbos" aren't doing just fine.

http://www.aljazeera.com/indepth/features/2013/08/201381810463203589.html

Or the Brazilian tribes  - http://www.theguardian.com/world/2012/apr/22/brazil-rainforest-awa-endangered-tribe

Or the Ainu - http://scholarspace.manoa.hawaii.edu/bitstream/handle/10125/21976/v1i1_02okada.pdf

Or the Bedouin - http://www.bbc.co.uk/news/world-middle-east-14314883

etc etc etc.