A quick look at the emusic site indicates that it doesn't even have a forum.
The blurb states:
Created by music enthusiasts for music enthusiasts, eMusic is a music discovery and download destination. As a member, you have access to 17+ million tracks, just $0.50 each. But we realize that expanding your collection is also a deeply personal pursuit. Our well-informed editorial staff regularly curates artist profiles, reviews, and playlists - recommendations tailored to help enrich your explorations.