These are the ones that are officially OK:
>... request for a digg API so we can programatically digg stories
>via a user action in our client.
See the past discussions, most recently last week:
http://groups.google.com/group/diggapi/browse_thread/thread/4cee80c049e9a812
>Pulling stories from the API has been great thus far however.
Glad to hear it!