Image via WikipediaAm I alone in wondering at the manufacturers of printers? They seem to delight in providing as many different ink cartridges as they can design, usually only half-filling them and pricing them so high that they frequently cost more than the printer they serve. And why is it that when I'm printing a completely black document, with no hint of colour, that the colour cartridges empty along with the black one? The printer gets all uppity when I dare to replace the overpriced ma...