-I'd probably pay $30 for the Airplay feature alone. -I don't know how Apple thinks they can push these web-enabled apps that only work on their platforms. A chat app that basically only lets you interact with Apple customers is kind of comical. -Gatekeeper won't win over any Apple critics, but it's actually more flexible/open than what a lot of people feared was coming (ie "App Store apps only"). -Notifications and…
Ehm, it's iChat linked to iMessage. It still supports chatting over gmail, yahoo etc.