“The Sirius Cybernetics Corporation was awarded a huge research grant to design and produce synthetic personalities to order. The results were uniformly disastrous. All the ‘people’ and ‘personalities’ turned out to be amalgams of characteristics that simply could not co-exist in naturally occurring life forms. Most of them were just poor pathetic misfits, but some were deeply, deeply dangerous. Dangerous because they didn’t ring alarm bells in other people. They could walk through situations the way that ghosts walk through walls, because no one spotted the danger.
