Let's say you have a large collection of incorrectly labelled, or downright unlabelled MP3 files arranged in directories by artist. Each artist directory contains one subdirectory per album, with untagged files under them. You need these files ID3-tagged with some basic information, namely the artist and album.
unix
Flatten a Directory Structure
You have a deep directory tree of files, and you need to flatten it into a single directory, so that there are no files in subdirectories, and all the files are in the same place.
