Today in Tech: As HP reorganizes, layoff numbers up in the airMarch 22, 2012: 11:48 AM ET
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* Is social media sensation Pinterest the next Facebook? (Fortune)
* The 12 greatest entrepreneurs of our time, including Steve Jobs and Amazon CEO Jeff Bezos. (Fortune)
* Downloads of iPhoto for Apple's (AAPL) new iPad hit 1 million in just 10 days. Meanwhile, the new iPad may be "resolutionary" with its Retina display, but may create some unique problems when it comes to surfing the Web. (The Loop and The New York Times)
* According to security startup Lookout, Americans lose $30 billion worth of smartphones a year. (Read Write Web)
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