huffingtonpost.com — Here's some maybe-good news for job seekers: it seems like a lot of people are managing to switch careers these days. More than half of all job openings, for all industries and occupations, are now being filled by people who didn't previously work in that industry or occupation, according to a recent analysis of economic data by Bart Hobijn, a researcher at the Federal Reserve Bank of San Francisco (h/t the Wall Street Journal).