- iTunes 10 with a lot of surprises- reduced prices for movie rental - MORE HD
- Facebook style PING social network to share music, pictures and thoughts
- wireless sync for iPod and iPhone (coming with iOS 4.1 and 4.2) 
update:
- wireless printing for iPad
- wireless display (without required sync) of content from your Apple computers on the Apple TV
- multiplayer gaming local and online with others (coming with iOS 4.1 and 4.2) 
- Netflix rental will be integrated into the movie rental offering at the Apple TV box 
- iPad users can push content from their Apple TV to their iPad using a technology call AirPlay. 
- New UI for Apple TV 
- tiny, attractive Shuffle, starting at $49 for 2GB 
- iPod Touch with front-facing and rear-facing cameras 

did I forget something? :-)