Oh, look, a human YOSHIHARU INABA, the president of Fanuc, a secretive Japanese maker of industrial robots and machine-tool controllers, has something of importance to say to the outside world. Having invited your correspondent to visit its complex, deep in a forest in the foothills of Mount Fuji, he explains that the reason why he and the company’s workers (human and metallic) all dress in yellow is not that Fanuc is some sort of occult group, but because that colour is conspicuous and is a useful public-relations tool.