Chances are you'll see a metric ton of new gizmos surfacing at CES next week, and if we're lucky, two or three of them will be bona fide game changers. Lucky for you, Xcom Global is serving one up ahead of the mayhem, with a single WWAN device that enables you to suck down 3G data in nearly every country on the planet. If you'll recall, the outfit's Euro SIM took a giant step in the right direction by providing universal 3G data coverage to jetsetters who passed through some 40 nations in Europe, but true globetrotters need something even more advanced. And frankly, even those who are only
