In offices of the future, sensors may track your every move – even in the toilet
theguardian.comTo me that seems like a giant law suit waiting to happen. especially if the camera's feed was hacked. Assuming cheap digital cameras with some kind of signal processing.
Cameras seem like overkill and are a much bigger privacy concern for the purposes given in the article. Motion sensors and NFC beacons should be fine for tracking occupancy and location (for those who opt in to that).