We have had a certain fascination with cryptocurrency during our newsroom discussion of current events. One of our colleagues, John Retzlaff, gave us a play-by-play when Bitcoin was rocketing to new heights, but has been quieter after a few dips in the price. The New York Times notes that there is a headache that goes beyond the price of all this cyber cash — the difficulty in navigating a confusing tax arrangement. Owners fear windfall profits will mean big taxes.