The gold price has been manipulated through the paper-gold market. So in a way that too is hacked. But to me, the ultimate value of Bitcoin is the Blockchain. So like you say, it would expose certain things, at least to those who know how and where to look.
Like all revolutionary ideas and technologies, I don't doubt certain agencies have some type of involvement, but most likely after the fact. The uncertainty surrounding the identity of Satoshi Nakamoto just adds to the mystery.