TheLastRipper can save Last.fm streams to mp3’s, while downloading album cover, appending ID3v1 tags and organizing you music after Artist/Album/Track. TheLastRipper will also help you generate playlists from the data available from you Last.fm account.
Recording Last.fm streams to mp3’s
Organize your music in directories: Artist/Album/Track/
Appends ID3v1 tags
Generates playlist in M3U, SMIL, PLS