I use Zune Pass too and I've been generally satisfied with it. It's a lot better now than it used to be, almost to the point where I could probably ditch my Rhapsody subscription but Rhapsody proves pretty useful and has been venerable for ages now. I never could get into lala and I'm glad I didn't after this move.
$10/month for 30 DRM-free downloads. Only downside is it's only independent labels, so no Rolling Stones. Lots to choose among, though. Their website says they've got 6 million tracks from 60,000 record labels.
