It would be nice if the there was already an embedded antenna that could be connected to the internalized USB dongle. This would cut down on the size of the dongle dramatically, whist maintaining good connectivity. For example, Mini PCI-e 3G cards generally have a standard antenna connectivity port or two at the end of the card, for laptop integration. This would make a lot of sense for a tablet -- eg. the dongle bay could have the antenna ends exposed to be readily attached to the plug-in dongle. ...