Telecommunications firms and mobile-based apps make billions of dollars per year by selling customer location data to marketers and other businesses, offering a vast window into the whereabouts of cellphone and app users, often without their knowledge. That practice, which has come under increasing scrutiny and criticism in recent years, is now the subject of a proposed ban in New York. If the legislation is approved, it is believed that the city would become the first to forbid the sale of geolocation data to third parties.
Read the article: The New York Times