XPost: comp.mobile.android, alt.internet.wireless   
   From: ithinkiam@gmail.com   
      
   Andy Burns  Wrote in message:   
   > Alice J. wrote:   
   >   
   >> I saw your followup that Google documents insist on two WiFi MACs:   
   >   
   > Repeating the exact query I used last night with the same pair of MAC   
   > addresses this morning, the location returned has altered at the 7th   
   > decimal of precision so it seems it's a (near?) realtime process   
   > updating the MAC database with the GPS locations from the phones/tablets.   
      
   Unlikely. That level of difference is probably within error and   
    possible beyond the precision of the stored information.   
      
   > For several years google maps "satellite" imagery has had a reasonably   
   > accurate position for my postal address, but since they updated the   
   > imagery a few weeks ago (it shows my new lawn) they now think my address   
   > is four houses along and on the wrong side of the street, so 1/4 inch of   
   > precision for the MAC address, but 100 yard accuracy on the map!   
   >   
      
   Exactly why all this concern regarding 'privacy' is wasted effort.   
      
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