Unless you're in a library driven ecosystem like Clojure in which case the majority of interesting code is just calling into a library Yes you still have to kn

Unless you're in a library driven ecosystem like Clojure in which case the majority of interesting code is just calling into a library Yes you still have to know how it's glued together but at least there is still standardisation whilst still being flexible enough to swap individual libraries Not a perfect solution but a good compromise in my experience