Club Skill have discovered a leaked magazine article that indicates prices and release dates of some of the upcoming arcade games and map downloads.

Of course there is no official word, so take the list with a pinch of salt:

Street Fighter 2 Hyper Fighting: June, 400 Points Perfect Dark Zero Map Pack #2: July, 500 Points

Project Gotham Racing 3 Package II: July, 500 Points

Kameo: Elements of Power Hardcore Package (harder difficulty modes, new skins, new competitive co-op mode): July, 500 Points

Cloning Clyde: July, 800 Points

Call of Duty 2, 5 Multiplayer Maps: July, 900 Points

Frogger: Aug./Sep., 400 Points

Lumines Live: Aug./Sep., 1200 Points

Roboblitz: Aug./Sep., 800 Points

Pac-Man: Aug./Sep., 400 Points

Xbox Live members downloaded over 5 million pieces of gaming and entertainment content during the 7 days of E3, consuming more than 600 Terabytes of data, shattering all previous records for the network. At the same time, traffic on Xbox.com doubled during the week, driving more than 6 million unique users to the site as well.