Mac OS X 25th Anniversary: The Foundation of Apple's Rise
SMRTR summary
Apple released Mac OS X on March 24, 2001, marking a revolutionary shift from the unreliable original Mac OS to a Unix-based system with preemptive multitasking and the modern Aqua interface. This operating system, which originated from NeXT (Steve Jobs' company after leaving Apple), became the foundation for all Apple devices including iPhones and iPads, transforming Apple's software ecosystem permanently.
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