As if the challenges in writing software are how to hook APIs together. I get that in the webdev space, that is true to a much larger degree than has been true

As if the challenges in writing software are how to hook APIs together. I get that in the webdev space, that is true to a much larger degree than has been true in the past. But it's still not really the central problem there, and is almost peripheral when it comes to desktop/native/embedded.