This is a special case of a general principle. Engineering and coding are crafts, not assembly line work. A craft is a field where the individual human being ma

This is a special case of a general principle. Engineering and coding are crafts, not assembly line work. A craft is a field where the individual human being matters a lot. No "methodology" will make less skilled or experienced craftspeople perform as well as better ones, though the inverse is true so good management does matter.