I have started playing around with OSX development, and I have to say that Objective-C and the Cocoa framework is quite inviting. After spending so many years in a windows world, doing Delphi (object pascal), MFC C++ and .NET stuff, objective-c required me to turn my head sideways. The cocoa framework really encourages good code design. My first project (I always need a project to learn a new platform) is an OSX client for mserv, which is the shared music jukebox we run in the development area a...