Recent edit of importance
I made an edit to [[File:Mozart_-_Eine_kleine_Nachtmusik_-_1._Allegro.ogg]] to replace link rot with an archived source by the Internet Archive Wayback Machine for the Readme regarding the license to which the recording is distributed. (for me personally of high priority.). Similar pages may have link rot as well.
I got a bit interested in the photo annotation plugin for mediawiki. User:Logictheo/imagenote-sandbox
One in Greek. Maybe could be useful to say all numbers, and then be used in a teaching wikibook project.
Musopen and public domain
On this page there is an outdated FAQ entry from the Musopen project https://secure.wikimedia.org/wikipedia/commons/wiki/File:Beethoven_-_Piano_Sonata_No._28_in_A_Major,_Op._101_-_I._Etwas_lebhaft,_und_mit_der_innigsten_Empfindung.ogg
Musopen's updated faq can be found at http://www.musopen.org/faq.php#2