Use the API of The Old Reader (clone of Google Reader) to transfer unread items from Flickr RSS feeds into the interface of @Magnus' Flickr2Commons.
This would enable the filtering out of unfit images in the subscription feed in the mobile apps like gReader.
I finished the TOR API call part.
It's live at http://veradekok.nl/jerusalem
See code at https://github.com/VDK/TOR2Commons