Location data isn't anonymous if you can follow the tracks of a single person throughout a week. Because where a person spends the majority of their time -- at

Location data isn't anonymous if you can follow the tracks of a single person throughout a week. Because where a person spends the majority of their time -- at work and at home -- are very personally identifiable. Then it doesn't matter if the dataset has "John Doe" or "<random id>" as the user identifier. Don't believe "anonymous" data is shared like that? Look at what New York Times could do when purchasing one of these datasets. https://www.nytimes.com/interactive/2018/12/10/business/location-data-privacy-apps.html https://www.nytimes.com/interactive/2018/12/10/business/loca...