I had no idea that Yahoo was doing this. It's an interesting idea and I think this quote is quite poignant: "In reality, DRM does little to stop such behavior[illegally sharing], but makes life harder for legitimate music users". It will be interesting to see if this takes off or not. I'm leading towards not but we shall see.
http://www.infoworld.com/article/06/12/06/HNyahoomusicdrmfree_1.html


In the end and this may sound cliche, but information wants to be free.