divergence

so it turns out that 'the Joy of Peristalsis' very quickly became 'er, dunno, a tree... lungy thing... principle vessels of the baw bag?'

And then, finally a dark matter, as shown here in the wee on-its-sidey video, filmed with the lights out and a UV led on a chopstick, my glorious invention. ("Hooray! I've invented the torch!")