You're assuming a clean dichotomy between idea-person and execution-person, where 100 percent of the valuable work is done by the person writing the code, and w

You're assuming a clean dichotomy between idea-person and execution-person, where 100 percent of the valuable work is done by the person writing the code, and where the idea and domain knowledge required to grasp that idea can be explained quickly. For a lot of businesses this is just wrong.