I don't think this is what jgc was saying. The point is that it's foolish to assume you know better than someone, particularly when you are unaware of the back

I don't think this is what jgc was saying. The point is that it's foolish to assume you know better than someone, particularly when you are unaware of the background to their decisions. And doubly so when the someone in question is as smart as the NASA/JPL staff undoubtedly are.