I pay my $10/month to emusic and use their selection - they do you limit to I believe 2,000 songs per month and have none of the "pop music" (a
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if you ask me), mainly indie, older, jazz, and classical
the newer files are all encoded with LAME aps and sound very good for that format (still partial to MPC for lossy myself), but there are some of the older CBR 128 bit files on there still.