Boy Genius Report writes that he became the owner of some exclusive information about the new version of iPhone OS 4.0 from a reliable source close to Apple.

* Broader support for multi-touch gestures in the OS
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* “Several new ways” of launching applications in the background - multitasking
* Many graphical and UI changes that make using the OS easier and more efficient. (Hopes are placed on improvements in notifications (incoming SMS, missed calls, etc.), updated home screen, etc.) Update only for 3G and 3Gs
* The rest of the information is not very intelligible, but it was about new features for synchronizing contacts and calendar.
It remains to wait for the next Wednesday.