[Barty looks down at Jim for a few moments, literally, not figuratively, because when just about stripping down to less than his underwear - not quite literally, but close enough - there is really not much to feel superior about. But finally he just smiles, something he does rarely enough, and shakes his head.]

No, no. He's just underwhelmed by his enemies, so he does ...things when he gets bored. You shouldn't read into it. I don't.

[He decides to just leave the floorboard the way it is, because knowing the Master he'd be able to tell anyway, and walks over to the bed, sitting down next to Jim.]

What do you do against boredom?