VS is great for visual debugging, the build was secondary: you set it once and forget. But it only worked in the era of the proprietary software because you did

VS is great for visual debugging, the build was secondary: you set it once and forget. But it only worked in the era of the proprietary software because you didn't have much third-party stuff to link into your project. Testing has changed too: you'll write an automatic test anyway, which means that the software is shaped for debugging by writing tests.