Right? It's actually to my mind a more advanced design than HFS - just store stuff, including the imaginary hierarchy of folders that might go with the stuff. T

Right? It's actually to my mind a more advanced design than HFS - just store stuff, including the imaginary hierarchy of folders that might go with the stuff. Then, you could programmatically make new folders based on a query of a set of file metadata if you wanted. So many nice possibilities open up.