When satoshi create btc, he actually had an economic model in his mind
but not an environmental model
equally pow was only a temp solution as he failed to come up with a successful distribution model.our economy has not figured out a fair wealth distribution model yet. I bet no one can solve that 2000 year old issue(or 5000 year old depending on which civilization you want to include)
Here:
http://www.planetdollar.org/
everyone with facebook gets 1100 coins
is that fair?