Changes

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Before learning the intricacies of a new programming language it is often worth taking a little time to learn about the history and legacy of that language. In this chapter of [[Objective-C 2.0 Essentials]] we will provide a brief overview of the origins of Objective-C and the business history that ultimately led to it becoming the programming language of choice for both Mac OS X and the iPhone.

The rest, as they say, is history. NeXTStep formed the foundation of what became Mac OS X, bringing with it Objective-C. Mac OS X was subsequently modified to provide the operating system for the spectacularly successful iPhone.

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