[ExI] Power satellites

[Dan]

--- On Tue, 4/21/09, Keith Henson <hkeithhenson at gmail.com> wrote:
> Even if moving cable space elevators are *never* built,
> they are still
> useful as the gold standard for space transport. 
> $0.15 for the energy
> and a share of the capital to put one up.

I would not use a hypothetical, untested technology as my "gold standard for space transport."  All the numbers on their cost and efficiency are based on speculation.

Regards,

Dan