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Steve Jobs introduced the MacBook in January 2008, marking Apple's transition from PowerPC processors to Intel chips. The original PowerBook line became the MacBook, as the new laptops no longer used PowerPC processors. Over time, the MacBook line expanded to include the MacBook Pro and ultra-thin MacBook Air models. The document also provides specifications on early MacBook features like its lightweight design, large screen for its size, long battery life, and fast processor.Read less