Every few years or so, I come back to Swiss Franc Trust Currencyshares (FXF). And every time, I quickly remember why I returned to it. Because the U.S. dollar, despite being the go-to currency for decades, has been on a very slippery slope for a long time. And it just got even more slippery. The dollar is sliding, the Japanese yen is waking up, and the FXF, which tracks the standalone currency of the nation famous for neutrality, is surging toward levels we haven't seen in over a decade. More News from ...