Apple has posted a QuickTime stream of today’s event.

Here’s a summary of the events:

• Apple Announces Multitasking in iPhone 4.0
• Apple Introduces iAds Mobile Advertising Platform
• Apple Introduces Game Center for Leaderboards and Achievements
• iPhone OS 4 to Bring iBooks to iPhone and iPod Touch
• Apple Enhances Email and Enterprise Features in iPhone OS 4

Posted via mymacosx.com

Related articles:

1. iPhone OS 4.0 Firmware Features

iPhone OS 4.0 Features for iPhone, iPad & iPod Touch

1. Over 1500 new APIs; Devs can access the calendar, photo library, quicklook.
2. A new framework called “accelerate” for hardware accelerated math functions.
3. 100 new user features. Create playlists, 5x digital zoom, tap to focus on video, gift apps, geotagging, places in the photo app, change the home screen wallpaper, Bluetooth keyboards… spell checker.
4. Support for Bluetooth Keyboards.
5. Multitasking, as speculated earlier.
6. Background Audio
7. VoIP (Voice Over IP)
8. Background Locations
9. More Privacy Features
10. Local notifications (like Push Notifications but doesn’t use Apple’s servers)
11. Folders to organize all the apps
12. Customizable Wallpaper on Home screen
13. Intelligent Naming
14. Drag and drop UI for folders
15. 2160 apps can now be installed on iPhone
16. Unified Inbox
17. iBooks for iPhone and iPod touch
18. Support for multiple Exchange account with Exchange Server 2010
19. Game Center (invite friends, matchmaking, leaderboards, achievements, social gaming network)
20. iAd Mobile Advertising