Sony has rolled out new PlayStation Store content starting with the half priced Call of Duty 4 Map Pack ($4.99), Life with Playstation, Megadeth's Peace Sells…But Who’s Buying? album ($10.99) and Rock Band Live 2008 Tour Pack 1 ($3.99), demos for Fracture and Mercenaries 2. Of course there is also the usual slew of game & movie trailers, PS3 themes and wallpapers.