问题 My files are a mess, I try to structure them into folders with names that describe what they are in a recursive class break-down sense but later on I have trouble finding the file again when I go looking for it (the one file can possibly exist in many folders). What file system will allow me to find my files by a combination of tags instead of using folders? If there was such a file system, I'm not sure how OSes would cope, being so deeply dependent on the folder system. I came across