Here's a creativity brain puzzler: Is it better to break new ground or to keep polishing the same act until it gleams? It depends, to a degree, on for whom you create in the first place. Also: Jackie Chan, treading water, private eyes, the changeup pitch, Eurovision, litigation, the verdict of history, singularity, space shoes, The Shipping Forecast and quite a bit, actually, about the eternal villainy of The Beach Boys' Mike Love.