Dictation coming to the Mac.
New AirPort Express Teaser ...
on the Notification Center.
"You can talk into FaceBook."
Sharing: built in system wide.
Email, Message, AirDrop, Twitter and Flickr.
Next: New Safari browser.
Includes a new unified smart search function, allowing for searching right from Safri's address bar and a new iClouds tab feature shows all the webpages you've opened across all your devices.
New scrolling technology built onto of Apple's Core Animation framework.
You can swipe between tabs with your fingers on the trackpad or pinch your way into a tab.
Demoing webpage sharing over twitter.
Sharing also works in full-screen apps without throwing you out of full-screen view.
Incoming notifications appear then slide away while in full-screen.
You can view the notifications bar with a two finger swipe.
New Feature: Power Nap -- keeps your Mac up to date while it sleeps.
Can fetch mail, sync iCloud content and even back itself up once fully charged.
Pixel for pixel 1080p from your Mac to your HDTV.
Support for sending audio to AirPlay-enabled Stereos as well.
Mirrors game center for iOS, uses same account info, and supports turn-based and head-to-head gaming. Can be used for Mac to Mac gameplay or iOS to Mac, etc.
Although originally developed for iOS, the developers found it was extremely easy to port to the Mac.
Now providing a cursory overview of some of the other 200 new features in mountain lion.
New features for China coming, including an improved input method, dictionary and eight new Chinese fonts.
Over 1700 new APIs for developers in Mountain Lion.
Ships next month for $19.99 via Mac App Store.