"Because we had no leverage, I guess."

There was no telling what the Natha would have been able to do to them--even now, he can't be certain that the Natha are really gone. Better to err on the side of caution. Revealing this level of technology to the people of Olympia and Wyver might destroy their society.

"Might be different now that they're gone, but nobody's wanted to take the chance."