Why should SpaceX be the only competitor who succeeds in the next few years? http://en.wikipedia.org/wiki/List_of_private_spaceflight_companies http://en.wikip

Why should SpaceX be the only competitor who succeeds in the next few years? http://en.wikipedia.org/wiki/List_of_private_spaceflight_companies http://en.wikipedia.org/wiki/List_of_private_spaceflight_com...