Those are the same thing, because operating the machines means you need new skills, and therefore should expect labor wages to rise. For example, 15th-century

Those are the same thing, because operating the machines means you need new skills, and therefore should expect labor wages to rise. For example, 15th-century peasant can't use a computer at the level of a teenager playing Minecraft. So clearly it's not just the machines; it's the people. And as the chart shows, the people are getting a raw deal.