Ezra takes over the world! Tasmanian Museum & Art Gallery, Hobart. February 2012. Those of you logging in today this merry Theme Thursday expecting me to wax lyrical about the distribution of a characteristic of a physical system or phenomenon, or a graphic or photographic representation of such a distribution or indeed list a broad sequence or range of related qualities, ideas, or activities will be sorely dissatisfied ! When I here the word SPECTRUM I think about a computer system that I have never seen in person, let alone used or owned. Yes, the Sinclair ZX SPECTRUM ! To explain, we must travel back to the heady days of 1986... NASA needed another seven astronauts; we were all let down by Halley's Comet; and we all suddenly discovered an obscure little place called the Chernobyl Nuclear Power Plant. Unlike the Chernobyl Nuclear Power Plant, we had a Commodore 64 home computer. At the time, the terminally slow cassette drive did not worry us (although we coveted floppy dis...