I don't use the service either, but my understanding is that while yes, you could use a standard RSS reader such as Google Reader or NetNewsWire to aggregate th

I don't use the service either, but my understanding is that while yes, you could use a standard RSS reader such as Google Reader or NetNewsWire to aggregate this info, but if you did, you'd be likely to start wishing for more custom support of the specific services you're aggregating, and providing those services is their value proposition.