[ExI] extropy-chat Digest, Vol 140, Issue 22

[Keith Henson]

On Wed, May 27, 2015 at 5:00 AM,  Adrian Tymes <atymes at gmail.com> wrote:

snip

> "Space based or not" is the problem.  If the same benefits from using
> renewables can be had from ground-based solar far sooner and for far less
> money than for space-based solar, then why not claim that benefit sooner
> and cheaper?

It took a long time to get the projected cost of space based solar
power down to where it undercut coal.

If you know how to do that with ground based solar, instead if it
costing some substantial multiple of coal, your fortune is made.

Keith