Scientists in Germany have demonstrated a startling new form of surveillance: identifying people using nothing more than ordinary WiFi signals. By analyzing how radio waves bounce around a room, researchers can effectively “see” and recognize individuals — even if they are not carrying a device and even if their phone is turned off.
probably dont even need it on the outside just do it around your torso under clothes or something, could probably sew it into a mask as well. theres likely a way to do this comfortably, sew it into a second shirt or something
probably dont even need it on the outside just do it around your torso under clothes or something, could probably sew it into a mask as well. theres likely a way to do this comfortably, sew it into a second shirt or something