You've touched on some use cases I've thought about and led me to ask the question. I also recently saw Microsoft take a higher level approach with CADL/Typesp

You've touched on some use cases I've thought about and led me to ask the question. I also recently saw Microsoft take a higher level approach with CADL/Typespec: https://microsoft.github.io/typespec/ https://microsoft.github.io/typespec/ which could be cool if it reaches wide adoption.