Yes, that is something we did.
That is our method of expanding our product to the skinning community. We started of using Treetrog and Alexandrie and have had a few others already create some skins.
What have you got to loose really? Creating the skin is not that hard. A little confusing at first, but then gets really easy. We have pages to help with it as well as having contacts like myself or Nikolay for questions.
MusicMatch? Come on (not harping ok

). You are getting a free liscense to one of the best players around.
Did I mention free?
Have you checked out all the features?
http://www.musicex.com/mediajukebox/features.html
YOu have to atleast give it a try
I am not here to change your mind on what player to use. I just would like to see you and some of the other skinners make some kool skins.