Apple iPhone OS 4.0, many new features besides Multitasking

It seems the main weaknesses of the iPhone OS as long as it will disappear in version 4.0 that is multitasking capabilities and add many new features that make iPhone users are still at home, and increase the attractiveness of the iPhone to prospective new customers.

Let’s see one by one, what’s new in iPhone OS 4.0:

• Multitasking. You may click the home button twice and you can see a list of running applications. Select the application and you will change the application. Multitasking capabilities can only be fully exploited by streaming audio applications, Void, and GPS and some other kinds. For other types of applications, they can be paused while in the background, but does not run fully,
• Change applications quickly. You can switch applications quickly, because applications can be “frozen” so that when they reopen, the application is returned to the previous condition.
• Local Notification. Notifications can be sent between applications on the phone.
• Folder application. You can organize applications into folders so that the view can be more organized home.
• Application of new email. Into a single inbox for many accounts at once
• IBooks. You can read the ebook on your iPhone, iPad spt
• Background display can now be replaced
• IAds. Integrated interactive advertising system in the iPhone
• Keyboard bluetooth