I'm not sure that I agree with the claim that retraining someone for a short while can place that person at a similar level of mastery as his or her high-tech p

I'm not sure that I agree with the claim that retraining someone for a short while can place that person at a similar level of mastery as his or her high-tech peers. It may work for entry level positions. And even then they may not have the same motivations as someone devoted to their craft.