Right on schedule, Red Dead Redemption has launched on streaming service PlayStation Now, marking the game's debut on new platforms like PS4 and PC.Redemption is joined on Now by its excellent standalone expansion, Undead Nightmare. Both are playable on any platform that supports Now--PS4, PC, PS3, Vita, and certain TVs.Coinciding with the release, Sony announced that it's bringing back Now's one-year subscription plan for a limited time.