After the dot-com crash in 2001, the tech world needed a few years to regroup. But starting around 2004, the year Facebook was founded and Google went public, the winds of innovation in consumer- and business-facing technology began to pick up again. In 2007 or so, they reached hurricane speed, and minus a short lull for the Great Recession, we’ve been buffeted by continuous change ever since, with the biggest advances coming in the overlapping areas of mobile, social, and cloud computing.

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