[extropy-chat] Re: sole superpower/warfare 2003-2010 comments

[Spike]

> 
> >After 2010 the situation may become more destabilizing 
> still, since it is 
> >likely that the first space towers will be constructed in 
> the late 2010s. 
> >Space towers or vertical railways based on carbon 
> nanotechnology allow for 
> >very cheap spacelifting costs and very effective space 
> weaponry...

I do beg to differ on this.  We are nowhere close to 
having the technology to build space towers, not in
the next 20 years, not in the next 50.  Never mind
all the practical difficulties, basic materials science
is not even in the neighborhood of making it possible.

spike