Apple iPhone OS 4.0 features

BoyGeniusReport published the first details about the upcoming iPhone OS 4.0:

• Global multitouch gestures.
• Background apps/Multitasking.
• UI enhanced for easier, more efficient navigation (maybe refreshed homescreen).
• The update will supposedly be available for only the iPhone 3G and iPhone 3GS (might also be for future iPhone 4G).
• New syncing ability for the contacts and calendar applications.
• Will put iPhone way ahead of smartphone market, more like “full-fledged computer”.
• Apple people “really excited”.

The iPhone OS 4.0 firmware is expected to be announced at Apple's special event on January 27th.