Today in Tech: As HP reorganizes, layoff numbers up in the air by JP Mangalindan @FortuneMagazine March 22, 2012, 3:28 PM EST E-mail Tweet Facebook Google Plus Linkedin Share icons Fortune’s curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day. * In light of news that HP HPQ is restructuring, CEO Meg Whitman says she’s unsure at this point how many people will be laid off. (The Wall Street Journal) * Zynga HPQ is acquiring OMGPOP, maker of the popular app Draw Something, for a reported $210 million by some accounts. (Zynga and TechCrunch) * 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 HPQ 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) Don’t miss the latest tech news. Sign up now to get Today in Tech emailed every morning.