Yesterday on the World Outline Podcast with Dave Winer and Adam Curry they mentioned me and my projects RT Proxy and TwitOPML. If you're interested in listening you can hear the clip or the entire episode.
RT Proxy is a little site I created to support Dave Winer's RT standard. This is fresh on the heels of my Radio2 RT WordPress Plugin which adds RT links to a WordPress site. Now anybody even if they don't have a website or link blog can RT to many popular social networks...