"Most of the things you describe are deep, but also very narrow and domain-specific; frequently it is also very company-specific. Such knowledge is far less tra

"Most of the things you describe are deep, but also very narrow and domain-specific; frequently it is also very company-specific. Such knowledge is far less transferable than one might imagine." Agreed. It is the quickest way to become a 10x employee but unfortunately your current company won't give you a substantial raise for knowing their product and domain well and it is not transferable to other workplaces.