We get it AT&T, your iPhone can do voice and data at the same time, and Verizon's can't. Big Red's Test Man proved that calls aren't always doomed to drop on the iPhone, but AT&T's firing right back and saying how you could be doomed in certain social situations, like forgetting to make a dinner reservation on your anniversary. Props for creativity here, but now that both sides have fired a shot across the other's bow, can't we all just