[extropy-chat] Worldwide SOS system

Brian Atkins brian at posthuman.com
Wed Oct 5 04:45:27 UTC 2005

Emlyn wrote:
> Have a look at the res on Google Earth. You could make an SOS big
> enough to be seen, I think. Hmm, except in the wilderness bits, they
> are not such high res. But surely there are satelites up there working
> at high enough resolution for this?

Also, isn't the refresh rate of remote area satellite data extremely slow? Last 
time I looked it seemed some areas were using imagery that was years out of date.
Brian Atkins
Singularity Institute for Artificial Intelligence

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