I'm curious to find out what problems you ran into in your music library, but I suspect you were downvoted because of your tone. That being said, the reason I'm

I'm curious to find out what problems you ran into in your music library, but I suspect you were downvoted because of your tone. That being said, the reason I'm curious is because there is an entire book about writing a music parser, renderer, and player in Haskell: http://haskell.cs.yale.edu/euterpea/haskell-school-of-music/ http://haskell.cs.yale.edu/euterpea/haskell-school-of-music/