That is what was found in that other thread I posted a few days ago:
The following report was published last week at the chaos computer congress in Leipzig, Germany and makes its way in the general press. https://privacyinternational.org/report/2647/how-apps-android-share-data-facebook-report The video from the congress is also worth looking at, also for the questions asked at the end: https://media.ccc.de/v/35c3-9941-how_facebook_tracks_you_on_android The short summary is that Facebook gets private data from a vast number of apps installed on Android phones,…