As has been speculated before, this will be a version of the BlackBerry Curve (already available from AT&T - images of AT&T version) with Wi-Fi and, perhaps even, dual-mode technology—to allow the 8320 to seamlessly roam between cellular and Wi-Fi networks. T-Mobile, the mobile operator with the largest Wi-Fi footprint in the U.S., recently debuted Hotspot @Home, a service that allows consumers to do just that and more