A lot of people worry that robots — or more generally, software and automation — will take everyone's job. found that almost half of US jobs are capable of being automated over the next two decades. But automating routine jobs isn't something that might happen in the future. To a large extent, it's something that already happened. Today, just 8 percent of American workers work in the manufacturing sector — less than a third of the share 50 years ago. Another 6 percent work in industries like construction, mining, and agriculture that are involved in producing physical goods. At the start of the past century, these jobs accounted for a bulk of the work Americans did. But after decades of...
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