"If it's older, it might have more on Magda in its logs," Ianto reasons aloud. "It's worth looking into, if it's still in any shape to have any data stored." If the Central was a hundred and fifty years old, then how old must this other ship be, after all? How long did such technology keep that kind of information stored? It's not like computers had been around for a hundred years for Ianto to be able to reference how it worked back on Earth, after all.

He falls silent, adjusting his pack and following after John for a few moments. It's about as long as he lasts before he realizes that if he doesn't say something, John's not going to himself either.

"John..." he starts, hesitantly, which probably alerts the other man to their change of topic even before the rest is out of his mouth. "Are you. Is everything okay?" It's a stupid question, as much because he knows it isn't as because he knows that the other man really isn't going to answer it, but he's got to start somewhere.