britexpat..
for free food & energy;-
Imagine Arabia of before 70's, no one could even thought of wht would be happening in 2010. free electricity and subsidies food (no levies etc) is on offer to residents...may be if they prosper more ,they may make it free.
yes agreed, no free lunches but there will be other avenues of getting revenues, possibly from planetary tourism etc etc.

GM technology is in adolescent stage , now, but once advanced, thats only way to solve food scarcity and I think this may happen in very near future….yes I agree currently there are serious issues with GM tech, like BT cotton/brinjal