It's sounding like the only "megatons" at Microsoft's CES 2009 keynote will be the volume of hors d'oeuvres served beforehand. According to TechCruch, the company will focus primarily on Windows 7, mobile devices and home networking, while Xbox 360 will barely get a mention.
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Additional Info: http://www.techcrunch.com/2009/01/02/ballmers-ces-keynote-promises-to-be-a-snoozer-non-announcements-revealed/