G4TV features and exclusive look at the "Beyond the Beef" quest, featuring the mysterious White Glove Society, with a walkthrough through the quest given by designer Eric Fenstermaker. Watch it if you're not afraid of spoilers!
G4TV also has an article featuring "five cities" that according to the writer should be featured in a future Fallout game. Even though only two of them are actually cities.
Update: Here are also several brand new videos from last episode of X-Play: