The Amazon.com MP3 Store continues to offer downloads of 50 editor-picked albums for $5 each. Each is well below what iTunes charges. Individual songs are also available. Notables:

Black Eyed Peas The E.N.D.  for $5
Steve Miller Band Greatest Hits 1974-1978 for $5
The Clash From Here to Eternity Live for $5
Nat King Cole L-O-V-E for $5

Amazon.com offers 1,282 individual MP3 song downloads for free. Notable artists include Datarock, The Donnas, Booker T., Sixpence None The Richer, and many other artists you may or may not have heard of. Amazon.com MP3 Downloader is required.