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A comment on Google Demanded T-Mobile, Sprint Not Sell Google Fi Customers' Location Data. Parent comment

Re:Google Demanded T-Mobile, Sprint Not Sell Google Fi Custo... by bduerst on Friday January 11, 2019 @05:10PM (#18887660)
Google doesn't share device GPS. Ad location targeting is at the country, state, and city level, or in increments as small as 3 sq. km.

Geo IP data is accurate ~85% at the city level and ~99% at the state level, meaning they're approximately the same.

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