Bethesda Softworks and Obsidian Entertainment have released the debut trailer for Fallout: New Vegas. Coinciding with the trailer is the announcement of a Fall 2010 release window for the upcoming post-apocalyptic RPG. The Fallout: New Vegas debut trailer follows the same mold as that of Fallout 3's a few years ago - the tune of a classic lounge song plays in the background while the camera con... more.