Working with tagging, it seems that you can get less "nested" in folder hell if you employ a system of tagging. I have been reviewing some of the tech bloggers (brett terpstra specificatlly) Brett Terpstra he is in the process of writing a book for tidbits (I believe) on this topic.
Brett has developed a simple applescript and hazel combo that based up a tagging methodology it auto files the files into folders. Mavericks and Tagging Article This seems to work very well.