[TuringTest]

Quite true, and too often developers are not aware of how important data-first is for their own work in the exploratory part of programming.

Programmers have powerful interactive shells and debug environments, yet most courses center the teaching and communication of how a program works around the concepts in the finished product (a working program), more than how you arrive piecewise to the full solution by iterating small parts of the concepts in the domain problem and finding the correct parts of code to handle them.