You would expect with todays official release of Metal Gear Solid 4 that the store update would be poor but thats not the case with 2 demos for your perusal..
Demos
Enemy Territory: Quake Wars demo (free)
Monster Madness demo (free)
Additional content
Guitar Hero III “Isle of Wight” track pack (£3.99)
Videos
Metal Gear Solid 4 trailer
Haze “Korn #1″ trailer
Haze “Korn #2″ trailer
Wallpapers and Themes
PixelJunk Monsters Rainbow theme
PixelJunk Monsters Bee wallpaper

The June issue of UK PlayStation mag PSM3 has confirmed that Take-Two’s Bioshock is coming the PS3. According to the magazine cover it will tell us “why Xbox’s best shooter is better on PS3.”