Ronn Blankenship wrote:
>
>>> (...) surfed to a NASA page on
>>> the Internet where he called up a GPS satellite navigation
>>> system, (...)
>>
>> The GPS gives the position. The Surveying Satellites give
>> a picture of the area - but they don't map everything
>> everytime.
> 
> Alberto . . . it's a joke, okay?
> 
> Sheesh . . .
> 
I take all jokes seriously

Alberto Monteiro

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