Major Nelson's Blog writes:
"The following Xbox 360 games are now ready for direct download from the Xbox LIVE Marketplace:
Content: Crackdown
Price: Check pricing for your region
Availability: Not available in Germany, Japan and Korea
Content: Beautiful Katamari
Price: 2000 MS Points
Availability: Japan"
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Games on Demand has the right selection of games, but they somehow need to work on the pricing. I have the 250 model Elite and I would love to download some of these games for a rainy day.