Trying to learn the voice commands in your iDrive-equipped BMW can be downright painful. Sure, they're listed in your manual. But how are you going to use that information while you're driving? Yes, you can toggle thru the menus using the iDrive...

Trying to learn the voice commands in your BMW can be downright painful. Sure, they're listed in your manual. But how are you going to use that information while you're driving? Of course, you can initiate the "help" command and listen to a list of...