In that changeover, farmers remained farmers, while their children trained to work other jobs. The attrition happened on a generational scale. There are only so many times you can ask a single individual to change careers during their lifetime.
Our ancestors, all the way up to our grandparents, changed careers zero times. Our parents changed careers once. In the acceleration of technological development, we may be required to consider changing two or more times, even as the market cost of retraining and education increases. Nobody will have time to become an expert, because the domains old enough to have any of them will become obsolete too quickly.
Our ancestors, all the way up to our grandparents, changed careers zero times. Our parents changed careers once. In the acceleration of technological development, we may be required to consider changing two or more times, even as the market cost of retraining and education increases. Nobody will have time to become an expert, because the domains old enough to have any of them will become obsolete too quickly.