She lets Delphine drop her hand without reaching for it again right away. Instead of answering the first question about library cataloging, she says, "Okay, mostly. Still short of breath sometimes when I overexert, and the cough comes and goes. But, uh, sort of short on gene therapy in a world where they don't even have a solid grasp on microorganisms yet, so it is what it is."

In other words, Cosima's trying not to think about it.

"How long have I been gone? Have I been gone?" Delphine's reaction hadn't made it clear.