Today, I’d argue that we can take this even further: if you wanted to invent a device that could rewire our minds, if you wanted to create a society of people who were perpetually distracted, isolated, and overtired, if you wanted to weaken our memories and damage our capacity for focus and deep thought, if you wanted to reduce empathy, encourage self-absorption, and redraw the lines of social etiquette, you’d likely end up with a smartphone.