At the opening of the World Wide Developers conference, Steve Jobs introduced LION the new operating system for the iMacs and iOS 5 for the iPod Touch, iPad, and iPhone.
iOS 5 has over 200 new features and some of them are:
No longer need an Mac or PC to sync your iDevices. They will now sync over wwiFi thru iCloud.
New message service to all iDevices.
NewsStand where you will find all your magazine and newspaper subscriptions.
When you plug in you iDevice at night it will now automatically sync with iCloud and download new software and back up the device.

See all the new features at: http://www.apple.com/ios/ios5/features.html#safari
You call also see Steve Jobs's presentation at: www.apple.com