Facebook has reached data-sharing partnerships with at least 60 device makers, including Apple, Amazon, BlackBerry, Microsoft and Samsung.
Device partners can retrieve relationship status, religion, political leaning and upcoming events of fb users.
Read the full article here:
https://www.nytimes.com/interactive/2018/06/03/technology/facebook-device-partners-users-friends-data.html
Read next
From @butt3rcup