> One of the lessons I’ve learned is that the biggest difference between an occasional contributor and a core developer lies in the knowledge about the physical

> One of the lessons I’ve learned is that the biggest difference between an occasional contributor and a core developer lies in the knowledge about the physical architecture of the project. Roughly, it takes 2x more time to write a patch if you are unfamiliar with the project, but it takes 10x more time to figure out where you should change the code. This feels about right to me. Not sure a single doc will help solve that, but even if it cuts the time from 10x to 7x or 5x, it feels worth it.