NASA shouldn't waste their time with those kinds of logistics anymore.
Cost-to-orbit reduction is not a sexy or scientifically interesting problem to solve, but Nasa needs to put as a top priority. As the parent post stated $100 per kilo means all of their other plans go from being grandiose to realistic.
 - http://behindtheblack.com/behind-the-black/essays-and-commen...
 - http://en.wikipedia.org/wiki/SpaceX#Background
Competition is good. (Though I do admit I see NASAs expertise more in the experimental/exploratory.)