Is the Era of Hot Tech IPOs Over?
ThinkstockSince 2011, Facebook Inc. (NASDAQ: FB), LinkedIn Corp. (NYSE: LNKD), Groupon Inc. (NASDAQ: GRPN), Yelp Inc. (NYSE: YELP), Pandora Media Inc. (NYSE: P), Zynga Inc. (NASDAQ: ZYNGA) and most recently Twitter (NYSE:…