Take a look at the new features in iOS 5. New apps like Reminders and Messages add new functionality. Notifications now have a wider set of options. Twitter is built in to many apps. You can move and split the on-screen keyboard. You can sync with iCloud and use an iOS device independent of any computer.
Apple announced the new iPhone 4s. The new phone will include a faster processor, better camera and come with the ability to listen and respond to voice commands and take dictation. The new phone comes out on October 14. It will also be available on Sprint for the first time. iOS 5 and iCloud will come out on October 12 for some older iOS devices.