Answer
PINNED
This turned out to be easier than expected, so I've added a "bookmarklet" to the help pages of grabthatfile. Take that, go to your favorite bandcamp artist and click on the bookmarklet. A little screen will popup with links directly to the music.
http://www.grabthatfile.com/help/#bandcamp
http://www.grabthatfile.com/help/#bandcamp
Customer support service by UserEcho
http://www.grabthatfile.com/help/#bandcamp