https://techcrunch.com/2017/09/13/senator-franken-asks-apple-for-privacy-guarantees-around-faceid-data/ >A friendly letter from Senator Al Franken (D-MN) to Apple requests that the latter provide a few more details on the tech behind its Face ID system, which allows users to unlock their iPhone X using facial recognition. >It’s very far from a nastygram; the Senator pretty clearly just wants to cover a bit more ground than Apple had time for in its presentation yesterday. He writes: