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So, one problem here is that the police could look for co-travelers. I.e., two or more people being shown to take the exact same route. Spies would look for th

So, one problem here is that the police could look for co-travelers. I.e., two or more people being shown to take the exact same route. Spies would look for this to see if they are being tailed. If they can see a pattern of people who are co-travelers on their same path, then that’s a pretty bright signal. It would be more work for the police to look for these kinds of signals in the location data, but not companies like Google.

alexpotato 7y ago
This was how Paula Broadwell was identified as part of her affair with Gen. Petraeus. Essentially, they cross referenced list of hotel guests at three different hotels on three different dates and she was the only one at all three. https://www.businessinsider.com/how-fbi-caught-paula-broadwell-2012-11 https://www.businessinsider.com/how-fbi-caught-paula-broadwe...