Apple has introduced some new multitouch gestures for iPad in the developers build of iOS 4.3, these gestures are said to replace the Home button on the iOS devices.
Here is how these touch gestures work
- To switch between apps you have to swipe your four or five fingers on the iPad screen.
- To go to your homescreen you have to pinch out on the screen with four or five fingers.
- To make the app switcher appear on your screen you have to swipe up your your fingers on homescreen and swipe down your fingers to make it disappear.