[ExI] Where’s my body’s Control Panel?

John K Clark jonkc at bellsouth.net
Tue Apr 14 16:19:47 UTC 2009

 "Dan" <dan_ust at yahoo.com>

> Let me try again.  Let's say it there are two paths (again).  In one path, 
> filtering tech develops first -- long before any non-filtering tech.  This 
> works well for your scenario and explains Fermi: you humans are either the 
> first or will soon be silent (and we shall find someone else to pester). 
> On the other, non-filtering tech develops first and filtering tech only 
> develops (or is deployed effectively as a filter) 100 million years later. 
> In which case, there would be geologic time scales of spreading out. 
> (Surely, such are NOT needed if things like mega-engineering projects, 
> making lots of non-noise, and space migration can happen on scales smaller 
> than, say, a thousand years.)

I believe you need to express yourself more clearly because I don't have a 
clue what you're talking about.

 John K Clark

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