[extropy-chat] What if Dyson spheres are obsolete? (was the Drake Equation)
eugen at leitl.org
Thu Oct 26 06:58:42 UTC 2006
On Wed, Oct 25, 2006 at 09:38:45PM -0700, The Avantguardian wrote:
> One of the "possibilities" that I think you guys seem
> to be missing is that it may turn out that harnessing
> dark/vacuum/zero-point energy may actually be easier
Once somebody figures out how to do it, we'll factor
that into our estimates. But, I'm not holding my breath.
> than building a Dyson sphere. If this is so, then even
> in the most overgrown of galaxies, one would see no
> "cookie monster" effect. I don't see how one would
You would still fuse anything fusable into heavier
elements pronto, simply because your growth is
even less limited. Also, there would be giant and
rapidly growing far infrared luminosity.
> detect such an ET civ unless it was tried to
> communicate on purpose (other than ufos of course).
> Robert, I don't understand your comment about
> Lineweaver and earth lagging behind "70% of solar
> systems". What is the rationale of that? The big bang,
> if it actually happened and relativity is true, would
> be the only time that was the same time for everybody
> (fair start scenario).
Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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