So, once the BNOW fledglings are no longer returning to the cavity and it’s vacant for a while - which is what ordinarily and ultimately takes place - I will go up there and put in a new digital camera (the 1 which is there is Really previous), In the meantime, the cavity is becoming partially "lit up" by the infrared LED’s from the PTZ cam, so which is why you can nonetheless see a minor little bit there at evening.