What does "Music directories" do ?

[Rexadev]

[deckerth]

I think that Music directories are required when you want to add new items to playlists via the web interface.

[Dammouz]

Hello,
I confirm, it is the list of the several "root" directories where your music files are stored.
A sample is given in the beefweb readme.md file:
Linux:

Windows: