in this case greed is good
I would reccomend a book called "mining the sky" by a fellow named Lewis....
One asteroid of moderate size would supply our mineral needs for a century- we are at a point where a private person such as bill gates could exploit the asteroids- but we stay here.... oh well ... its far more important to research Kobe and the peterson murder case- good thing we concentrate on the important things....
(as a note this was very heavy with bitter sarcasm)