"Why steam?" she wondered aloud. "Why not something more... modern?" The Doctor did not reply. He was still staring after the ship, tapping a finger against his lips. "Because of this pulse thing, isn't it?" she realised. "No technology works, so they have to use old-fashioned methods like steam and stuff." "Seems likely." "But that means we can't just shut it off, whatever it is." "Seems likely." "I mean, it could be a natural phenomenon, something in the atmosphere or whatever." "Seems likely." "That's not helping." "More than likely." "So what now?" He shrugged. "Dunno really. I think we're probably stuffed."
their banter in the resurrection casket is hilarious, istg. Ten out here carrying blunt Nine energy