PUBLIC MARKS from nhoizey with tags favs & firefox

If you know a few Flickr users that have great favorites, it is pretty uneasy to check them on a daily (or weekly at least) basis. I don't know why Flickr doesn't provide RSS (and/or Atom) feeds for that yet, but I have made it available from outside thanks to the Flickr API. This script adds a link to a RSS feed for a Flickr user's favorites...