You would think that people with more than $50 million dollars of net worth would know whats going on. The banks are steering them towards treasuries because nobody else is buying them! On top of that, throwing around a rumor that gold & silver are going to have some margin hikes and people start liquidating early.
There is no other option for rest of the world. They've to stash dollars so that they can buy oil from OPEC. http://goo.gl/wCGb4