Another cool footnote, and very large coup for Microsoft, was that EPIC’s Unreal Engine 3
will be getting games for Windows Live Integration built into it. Any game utilizing the platform will be good to go on Live. From the press release:
Games for Windows - LIVE integration to the award winning Unreal® Engine 3. This landmark announcement will make it easier than ever for game developers using Epic's next-generation technology to take advantage of Microsoft's online gaming network.