It’s difficult to find a trade that technology hasn’t transformed. Automotive mechanics were aghast when diagnostic machines appeared, accelerating the discovery of faults, and metalworkers and woodworkers now have equipment that cuts with millimeter precision, saving them thousands of hours a year in their workshops. In agriculture, the transformation hasn’t stopped. Drones and self-driving tractors are two examples of how the sector is also embracing automation. However, there’s a human factor — for now, irreplaceable — in traditional trades that brings a smile to the faces of workers like Darío Valera.

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