Those people who have either upgraded their previous iPhone device or replace another with the new iPhone 4S, have several new features to use. One of these is a feature known as SIRI. SIRI is a built in assistance in the iPhone 4S. A form of artificial intelligence, SIRI is voice activated. Therefore, to use SIRI you must talk aloud to it. Then when SIRI responds, this will also be in the form of a voice command. However, despite how useful and helpful SIRI can be, the fact that people have to talk to use it can get annoying to others. Click here to read more …