Despite Apple saying that usage data it collects does not include personally identifiable info, researchers say it contains an ID that is unique to the user (Thomas Germain/Gizmodo)

Thomas Germain / Gizmodo:
Despite Apple saying that usage data it collects does not include personally identifiable info, researchers say it contains an ID that is unique to the user  —  Your iPhone's analytics data includes an ID number tied to your name, email, and phone number, say researchers who uncovered other holes in Apple' promises.