Somewhere there must be a case for a collection encompassing all the futile wastes of effort and resources during WW2. Some that spring to mind are mainly German, Maus, Ratte etc, but there is also the British Tortoise, TOG I and II, the American thing with double tracks (M29?) and now this. The best that can be said of the Axis ones is at least they wasted efforts that would otherwise have continued the war…