Artificial intelligence may soon cause unprecedented disruption

For 20 years, we have witnessed the loss of careers and professions to computers, the internet and ingenious programmers. In much of the world, travel agents no longer exist because we book flights and hotels online. Banks employ many fewer tellers because ATMs are so much more convenient. When you call a business for customer service, you often get a computer instead of a person to assist you. These were jobs for real people that have been automated.