nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpq7d6vdgxwtp3zd205paw67dwc7ucstyache2umfvpl7nhahjfl8zsq8pwsh would a feed of podcasts I've guest on or co-host be a valid "publisher" feed. I'm leaning towards no but I think its a cool idea in general. Maybe thats more for a playlist?