One of the most thought-provoking screenshots from the now seemingly forgotten Windows Mobile Live Anywhere client is the image seen here on the right. It depicts a notification that a new piece of content is available for a particular game title.
That doesn't seem so far fetched, until you consider that the current console and Marketplace system has no provision for granular notifications like this. The 360 only ever "knows" about new content when you go into some Marketplace screen, and it refreshes the content from the servers.
But what if it could know? How would this work? If Microsoft had a PC-based Marketplace, it would make sense to allow gamers to use plain old RSS feeds to subscribe to various sources of news from the Marketplace itself. Just like buyers can create RSS feeds based on the results of a specific query search on eBay, the Marketplace should be able to provide custom RSS feeds for content searches. For example you could subscribe to a feed about new items for Call of Duty 4. Then any time a new piece of content matching those criteria hits the Marketplace, your favorite RSS reader can let you know.
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