iPhone 3.0 Update: 10 Hidden Features

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