>This is silly, but - weirdly - not entirely without precedent; in the
>very first Dalek story, there's a scene in which one of the Doctor's
>companions commandeers a Dalek shell and somehow operates it. OK, so
>that was the second serial ever, deep in the heart of the
>cardboard sets era, but still. :)

Wasn't that the one where they were powered sort of like bumper cars, but by contact with the ground rather than an electrified thing overhead?

"Mathematics brought rigor to economics. Unfortunately, it also brought mortis."
- Kenneth Boulding