[Fifty thousand years? Fifty thousand years ago, people on Tirva hadn't even figured out writing, much less building anything as sophisticated as this.]

I wouldn't have guessed it was anywhere near that old, but it's not exactly my field.

[She looks the other woman over. That uniform says professional spacer to Ari, even if not an organisation she can identify. She expects a certain degree of common sense from that sort. The technology she's using is very unfamiliar to Ari's eyes, but she doesn't ask about it immediately.]

That makes me wonder if I should be worried about the structural integrity of this place. [She's not inclined to trust anything that could be truly ancient.]