The developer preview of the iPhone OS 4 was officially launched last Thursday. This new version is dubbed as “the next generation of the most advanced mobile operating system in the world.” There are 100 new user features that are added in this version, including including “tentpole” improvements like multitasking, background task completion, and background location. The OS will be available to most users by this summer according to Apple.
But even if iPhone OS 4 seems so cool, it needs to be able to muster enough beauty and features to be able to really top other strong competitors like Google’s growing Android OS. Of all the features of iPhone OS 4 it seems that Steve Jobs very proud about iAd, a feature that will “keep free apps free.”
But there is bad news to iPhone 3G owners and owners of the older iPod touches, the hardware of your devices will not be able to allow you to enjoy the multitasking capability of the OS and some other features, you need to buy newer devices.