F. Scott Fitzgerald famously said there are no second acts in American lives. Steve Jobs proved him wrong. As the cofounder of Apple, Jobs was responsible for some of the most iconic products of the personal computing era before being forced out of the company in 1985. He came back more than a decade later and oversaw the creation of a digital empire that has given Apple one of the highest market caps (almost $345 billion today) of any company in the country. Here are seven of Apple's most profound innovations--and one that didn't quite pan out.
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