A new series by the New York Times investigating privacy has uncovered a Google database known internally as SensorVault. Police have been able to access the database to help identify suspects based on their movements recorded in SensorVault.
https://www.notebookcheck.net/Use-an-Android-phone-commit-a-crime-Google-SensorVault-could-help-police-nab-you.417167.0.html
Things only get scary when you realize the definition of a crime varies wildly from place to place.