Once Microsoft puts in place some of the infrastructure features like the connected standby power mode and a web-based version of the Xbox Live Marketplace, the resulting combination logically culminates with a need for a method to remotely tell the waiting console that you want to download a particular item you are looking at in a browser on your PC.
Remote downloading is a feature that Sony already has working through their PSP/PS3 remote play integration. Microsoft themselves showed off a prototype version of a mobile means of remotely scheduling downloads when the company showed off their Windows Mobile Live Anywhere client. Better yet, Microsoft already has such a system working elsewhere: it's exactly what their MSN Remote Record service and client do for Media Center PCs. The system consists of a small client that connects to a web service, and the TV guide program listing website, which lets you schedule individual and recurring series recordings right from your browser, even when you are away from home. The Xbox version would work pretty much the same way: the console would be turned on or in the online standby mode, be connected to a download web service, and add items to the download queue as necessary.
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