If I had to guess, I'd say that countdown running on the Ship has something to do with that. I need to get Salvation's AI back on li-- what?

[He looks behind him as if just noticing his new digs, and how different they'd look as a backdrop. Huffing a laugh, he shakes his head and leans back on his haunches to pick up one of his gauntlets.]

Ah, I think if there is one, it's me. After the weirdest conversation ever, along the lines of 'can you please tell me what I've been doing and where', it looks like whatever changed history means that I never moved underground. Makes sense -- I was only down there because it was better proof against bombing raids. Where did you end up?