In this case, if you’re American. It signals a loss of trust in them which is an impossible absurdity if your a priori is that America is the eternal good and only future for us all. Can’t have that.
After skimming through the comments derailed into AfD/BSW discussions, I'm happy to find this comment, because as a non-extremist German, this is the reason I want the German gold out of the USA. Right now, it makes as much sense as storing the gold in North Korea. It will just be held hostage or stolen by the local dictator.