The scope of the situation, turning and working, even as she talks, because fifty isn't the end game either. They aren't looking at the beginning or the summit. He just appeared. Which gives reasonable cause to be certain other people could still be appearing right now, since they started talking, and will continue to later. Exponential numbers, on a scale he can't chart yet, because he doesn't know when it started or how quickly they appeared. Yet.

"Someone is picking people from across time. Ripping them from their own times, and pulling them forward to here." The terms aren't even entirely correct. They didn't come forward. They came more sideways. But everyone else had. "Has potentially commandeered this ship, and its crew, in the same fashion. At least it's ability to go anywhere, or to control the situation."

"But to what ends. Why bring them together."" Nothing else was happening to them that he could see. At least not in this room.