Rafaela wasn't surprised to learn that Sys20si had been patterned after a person who had once existed. Given the way her appearance matched the dream, she wasn't even surprised by who that had been. What surprised her was that the Emperor had known that woman in the past, and that the ship wasn't certain that the woman had been human.
Given who the memory in question had been inherited from, Rafaela did what seemed obvious, she asked Alexandria.
The bubbly older, much older, woman informed her blankly, "I can't say I know of any physical libraries, such as you're describing, in any of my accessible inherited memories. We should ask Harry. Gabriella inherited memories from both of us after all."