Beaushizzle
Look, Ma! Two Heads!
He gets it.What? How does that have any correlation to this at all?Yes. And it wasn't public information about the Men Who Stare At Goats, either.
Secrets aren't always kept. Especially secrets concerning a large program like Vaults. And, if you leak the true purpose to the enemy, maybe they do what you want, and leave the Vaults alone. China might keep it quiet so they didn't compromise their sources and methods. Think paranoid! It's fun, up to a point.