One of the big upgrades to the new Digg is the ability to auto submit your feeds into the Digg database. Theoretically, this will result in a ton of extra crap content as every blogger on the planet seeks to get Dugg. But... they have some pretty nifty "follow" features - using the social graph to then sort and sift through the extra data.
I'm playing with it now - will let you know how it goes.
My verification code that Digg needs (ignore this):