@kytta

-Docs (personal)
-Media (personal)
-Projects (personal)
-Work

Then mostly by topic/project and/or chronologically named directories inside. Johnny Decimal looks too rigid to stick to it. Maybe it works for personal files or abstract, administrative/managerial positions. Most projects comprise several kinds of files, and sometimes a high number of them, so I put those into different directories inside the project directory. Otherwise there would be pools of files, and I don't want that.