As the technology continues to advance, robots will kill many jobs. They will also create and preserve others, and they will also create immense value--although as we have seen time and again, this value won't be shared evenly. Overall, robots can be a boon, freeing up humans to do more productive things--but only so long as humans create the systems to adapt their workforces, economies, and societies to the inevitable disruption. The dangers to societies that don't handle these transitions right are clear.