> That said, the bands will almost certainly be collecting a lot of data. That might include incredibly fine variations in typing patterns; overall levels of bodily tension; and any biometric information captured by fitness tracking sensors, augmented reality glasses, and other tech that could be integrated with the bands.

Why on earth anyone would hand over that much personal data to a company like Facebook is beyond me. We all have to do a better job at educating non tech people of the implications.