An article posted at smashing magazine points out the high points of what makes OSX more user friendly than its competitors.  The top 10 high points are 1. Consistency, 2. Intuitiveness, 3. Effective and Appropriate metaphors, 4. Informative Error Reporting On-demand, 5.  Hiding the Technical Details, 6.  Fitt’s Law, 7. User Input Feedback, 8. User Support and Navigation, 9. Workflow and 10. Even Kernal Panic Looks Nice.  Whatever your take on OSX is, they make a good point on why it  should not be considered second rate or less than its competitors.

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