Who would know better than he himself that his girl was a hidden smart one, even if she didn't like to use her head? If she saw this picture, then thought back on the situation this weekend—the fact that the hub in her neck couldn't be removed like others could - wouldn't she get a hunch that there was more to it? That she, the life force carrying the world, could be deactivated? And what could surface with her deactivation?
Maybe she wouldn't come to the conclusion that the original Paige was still alive, but could he take the risk?