Currencies often move on relative policy credibility more than on headline growth noise. What is happening: FX is rarely about who is "good." It is about whose policy mix looks more internally consistent at the margin. That is why two countries can both post weak growth and still see very different currency outcomes. In practice: A dollar move can come from the path of real policy and reserve demand even when U.S. macro headlines look mixed. Watch for: People often reduce FX to a single data print when the market is really repricing policy paths. Useful lens: Before reacting, ask what mechanism would still matter here if the headline disappeared tomorrow. The point is not to memorize the label. The point is to know what variable is actually doing the work.