[ExI] The Great Silence again

[Keith Henson]

On Tue, Apr 26, 2011 at 5:54 PM, Samantha Atkins <sjatkins at mac.com> wrote:
> On 04/26/2011 12:42 PM, BillK wrote:
>>
>> On Tue, Apr 26, 2011 at 8:25 PM, Eugen Leitl  wrote:
>>>
>>> No, they will result in a huge canvas of culture cells. Just as
>>> today's Earth, only much, much larger.
>>>
>> But invisible and not changing any natural bodies in the galaxy.
>
> Make than not changing any baryonic non-dark matter bodies in the galaxy in
> ways obviously not attributable to natural causes.

That's close to not being there at all.

But perhaps you are right.  It might be that advanced civilizations
figure out how to manipulate dark matter and vanish from the visible
universe.

Keith