Left 4 Dead 2 that was released on PC and Mac today has been delayed for the Xbox 360, and priced at $7 USD.
According to Valve, "We are working with (Microsoft) on a release schedule. We don't have an ETA yet but we hope to have it out soon. It will be 560pts."
Cold Stream brings Left 4 Dead classic levels Death Toll, Dead Air, Blood Harvest, and Crash Course to the sequel, allowing players to use the sequel weaponry in the classic levels.