It has the "similar artists" metadata from http://allmusic.com embedded into the UI. They licensed it, along with the artist biographies.
This data is expert-compiled and fairly comprehensive, but there is no statistically compiled data a-la last.fm. I imagine they are working on this functionality.
This data is expert-compiled and fairly comprehensive, but there is no statistically compiled data a-la last.fm. I imagine they are working on this functionality.