this blogring is designed for all the music sites that actually contain WORKING music. in most cases, working music refers to mp3 codes. YES, mp3 codes. so, if you're one of those sites constantly boasting about having 7508232380+ songs, when actually only 16 of the codes work, don't bother joining. it does not matter what kind of music you have on your site, this blogring was created simply as a place for all "usable" music sites to unite.