This is important because any music professional will use those databases to check you out and verify your claim to authorship or performance credit. You want your name to show up in the key music databases, Rovi/ Allmusic and CDDB/Gracenote as associated with that track.Metadata is important for the following reasons: Metadata has nothing to do with the file name of the mp3, it’s information that you need a music player or special editor to view and/or change. Metadata appears in iTunes when you load up your music track – hopefully instead of the dreaded “Unknown Artist: and “Track 1”. title of the album on which it was released.Metadata, also referred to as ID3 tag for mp3 files, is the identifying information associated with your song, such as the As I have written about before, having the correct metadata associated with your music files is extremely important. This article is about music file metadata. For example, you may have heard the word used in discussions in the media about metadata associated with digital recordings of phone conversations. Metadata formats are different for different types of files. Metadata is “hidden” data in computer files that “tags” a file with certain identifying information. You’ve probably heard a lot about metadata.