I wish I could softroot for subfolders... but since my nook is one of the newest rolled out, it's not yet compatible.
If you're thinking of softrooting, check here:
http://nookdevs.com/Softroot
just to make sure you won't brick your nook if you softroot it. I warn you because I almost didn't read before I jumped right in (I'm not normally a 'read the manual' type, heh).