I'm not sure if you're still following this thread, but I just wanted to tell you (and I didn't see any contact information in your profile, otherwise I'd have

I'm not sure if you're still following this thread, but I just wanted to tell you (and I didn't see any contact information in your profile, otherwise I'd have just contacted you directly) that you can now upload an OPML file when adding feed sources. Other changes are in the works, too; send me an email or reply to this thread if you'd like to be kept un-to-date on those as they happen.