In summary; Facebook’s value is based on 1.4 billion lines of data containing 98 fields of data.

Facebook built the world’s best ad platform by tracking your behavior online and off it.

98 personal data points that Facebook uses to target ads to you – The Washington Post

“WiFi signals can also be exploited to recognize keystrokes. The intuition is that while typing a certain key, the hands and fingers of a user move in a unique formation and direction and thus generate a unique pattern in the time-series of Channel State Information (CSI) values, which we call CSI-waveform for that key”.

Michael Tsai – Blog – Keystroke Recognition Using Wi-Fi Signals

You have to say that at this point we need to assume that nothing is protected.

https://www.backblaze.com/blog/what-smart-stats-indicate-hard-drive-failures/?utm_source=Email&utm_medium=Newsletter-B1&utm_content=drivestats-b&utm_campaign=Newsletter-20161101

These guys are a real service to the community. Thanks Backblaze.