> scott wrote:
>>
>> Google probably has such a database. If I turn on wifi on my phone, even
>> without connecting to any access point, then it suddenly knows which
>> great accuracy where I am (far better than using phone signal
>> triangulation alone). I imagine it gathers this data from people who
>> have GPS turned on at the same time as wifi and then cross-references
>> the two. Now it wouldn't be impossible for Google to also store the IP
>> address (and MAC?) of the internet-side of the access point if you are
>> connected to it.
>
> A story also tells that Google was accidentally scanning the SSID's
> while shooting photos for Google Maps, plotting the WLAN's and routers
> on the map.
>
Accidentally?

I think they the whole bottle on purpose.

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