Besides the UnLegit Music can Slow and/or Corrupt and/or Damage your Computer and some infections will attempt to collect personal info.
You may also want to consider a Music GiftCard.
Here's a List of Music Stores, if your interested, don't worry some are
Drm Free:
http://en.wikipedia.org/wiki/Compari...e_music_stores
Disclaimer: This list above is only to give you an idea of whats available, sometimes Wikipedia has Out-Dated articles.