iPhone 3.0 Update: 10 Hidden Features – PC World
Adjustable Song Scrolling Speed
Special Characters In Messaging
More Ways to Access Spotlight
Quote Fragment Within Reply in Mail
Remove Individual Texts from A Conversation
Open Link In New Tab In Safari
Force Quit Unresponsive Apps
Shake Phone to Undo Typing
Change App Store Account On The Fly
Unlimited Number of Apps Installed