You will also find this book quite useful if you are already a Mac programmer and want a soft introduction to Cocoa, the new programming facilities that Mac OS X explained. Even if you have to use your experience to find out Cocoa on your own, you probably will love the coverage of Dan Parks Sydow on port old code to new environments, new programming and multimedia capabilities. There is a beginner level in explaining the material that Sydow shines most Wall. - David Topics covered: The basics of programming in Cocoa for Mac OS X, as well as aspects of the operating system that will be experienced developers new to Mac OS. There is excellent coverage of localization techniques, program QuickTime movie manipulation, and engineering to port a Mac OS 8 and 9 applications to Mac OS X.