It's not a loop unless the camera is connected to a live TV display. Then it goes nuts.
Of course if you do it in the mirror simply reverse it in commonly available
> software so its the right way around and you can of course then see that
> effect of cameras in mirrors seeing mirrors of the camera in the mirror etc.
> I used to play for hours with this feedback loop when I could see and had
> my first video camera.
> Brian
>