The good news: we're apparently a little less obsessed with acronyms than we have been in past years. The bad news? It seems we're still addicted to taking photographs in bathroom mirrors for posting on social networks. According to the Oxford Dictionary, use of the word "selfie" has increased by leaps and bounds over the past year, up some 12,000-percent. That's enough to earn it the honor of becoming the academic reference book's word of the year. And, this being the Oxford Dictionary, there's naturally a nice etymology involved, tracing the word's usa