As I gazed through the window, absently watching the antics of the bluetits in the hedge, my mind foraged for just the right facetious comment to make about submarine acoustics, whether rhinos can, in fact, be of the Baptist persuasion or if having a massive horn in any way enhanced general listening pleasure or ability (I fancied not - it's probably more of a distraction than anything) but all the time the old school, the injustice of it all and that blasted staircase kept nagging at me. I resolved to...