"Oh, I've fought lots of robots," Jamie comments cheerfully. "There were the Yeti - they looked like Abominable Snowmen but were robots. And then there were the Krotons, and the Cybermen...no, wait. The Cybermen are cyborgs. I've met a cyborg here who says they are - but he's much better than Cybermen. And of course there were the Daleks. I'm not sure what they are other then verra, verra nasty."