Apple just released a new 20 minute guided tour of all of the features inside iPhone. From the iPod, Phone, Visual Voicemail, Photos, and Internet, they go through each item detailing the ins and outs. Apple even finally shows you the settings area where you can turn WiFi on and off, airplane mode, brightness, ringtones, wallpaper, and more. Anything and everything you would want to know about the iPhone interface is here, finally. Can you feel the excitement building?