I'd be surprised if you did considering I've never heard of Spartax or seen this sort of tech before. [ And then by way of offering him a little more of an explanation - ] It sounds like what it says on the tin. We're watchers of time, but not all of us are lords in the male sense of the word. [ And they regenerate and other miscellaneous powers. And they're kind of assholes. But hey! Details. ]

[ Ex-space pirate dude sounds more interesting than a royal. The Doctor hadn't met very many fun and interesting royals whereas pirates tended to lean towards having both qualities. So maybe that's for the better. The amused look doesn't linger much longer, making way for a bewildered frown. ] You had something implanted in you and you aren't sure how it works?

[ Dude... ]