That's a lot of smartphones, and let's not forget that Apple (AAPL) is a player in that arena, too. In fact, it recently released its much ballyhooed iPhone 4S with the usual media circus in tow. The technology and investing press have written extensively about the device, and the big selling point of the communicator is its voice-recognition wizardry, more commonly known as Siri. Nothing has been confirmed, but Nuance Communications purportedly has the technical know-how that is the backbone of this game changer.