Just for the record, I am creating a hit-list...
Anyhow, first word out on DLC.
http://xboxlive.ign.com/articles/937/937202p1.html
In brief,
-Operation: Anchorage will be about 4-5 hours long
-New weapons and perk
-Combat/stealth oriented
-800 MS Points (About 10 bucks USD)
-Update (bug fixes) for all versions of Fallout 3 coming
-Second DLC, The Pitt, will take place in Pittsburgh
-Third DLC, Broken Steel, will increase the level cap