"I see. I must admit, it is rather difficult to tell them apart, even for me." The aura that surrounded the TARDIS was about them all, at the same time. It was only when looking that he could detect the differences.

"Do you think she is looking for you? Or can these TARDISes communicate your location to her?" He pauses then, unsure of his own question there. "Q is omnipotent, though I don't believe he is omniscient. If that were the case, what would be the point of any of this?"

KITT couldn't answer that question, but it seemed to be the case for many humans as well.