It stood to reason that he 'd figured out where the camera was hidden , but it still caught Bruce by surprise . His hands stilled at the keyboard . Stretching in a feline motion , Joker tilted his head while keeping his eyes riveted to the spot he 'd guessed , exposing a length of neck and running his tongue over his lips . The message was very clear , though whether it was a challenge , invitation , or some mix between the two was unsure .

Question: What would happen if he had not located the camera that was hidden ?
Answer: He would have to hire an expert who could detect the camera for himHe would be filmed and recorded all the time and seen doing everything that he did while at the keyboardHe would have to get someone involved to help him find the cameraHe would find the camera eventually and would have it removed