Scarcely had I blogged to report more progress, when . . . as the evening progressed . . . I eased into the final double-bar. Duet № 1 must run less than two minutes, and, harnessing the power of the suffix, I’ve coined the term bagatellerillos. Had started this one pretty much planning on it being short. Not at all sure, though, that they all will be short. Why need they be, after all?