Among the many geek themes of the original Matrix movie is the character Tank sitting at a bank of monitors, looking for trouble on cameras and viewing the streaming green characters of the Matrix. If he glances away for a minute he risks missing something. For years after, as a consultant traveling from client to client I saw the green Matrix screen everywhere, either as someone’s desktop wallpaper or as their screensaver. It was a bit of a geek-badge I saw wherever I went. I don’t know about...