The article agrees with you that, for learning tools, "on-demand" or "just-in-time" learning is advantageous. This applies for the things that you point out as being commonly cobbled together. However, for learning whole concepts like "AI" or "cloud development," these things are rarely cobbled together and require one to learn how to think through a whole new lens. The concept is larger than any one tool, and the idea is that thinking more broadly will be advantageous in the long run
And that's what I'm fundamentally disputing. We're in an age where "trade school" programming is needed - someone has to do the work and there's no shame in a job well done.
A plumber doesn't need to master the mathematics of fluid dynamics or have an advanced degree in chemical engineering to do their job well. A hair stylist doesn't need to pursue a dermatology medical degree focused on hair growth.
Plumbers and cosmetologists have plenty of work and it's a good profession. They need to go to school, pass exams, get a certification, it's a real thing.
Similarly, getting an e-commerce site up or building a mobile app doesn't require an ability to say, demonstrate the correspondence principle of procedural abstraction in lambda calculus. There's jobs that do but that ain't one of them.
