Lexicon Valley: Beginning and ending all of our thoughts with “so.” - Slate Magazine

Have you noticed the seemingly stratospheric rise of the word “so” in recent years? People use it not only as a conjunction or an intensifying adverb—as in “That’s so awesome!”—but also to begin or end sentences in a manner pregnant with implied meaning. So … Bob Garfield and I set out to determine what this sort of “so” might in fact be accomplishing. http://www.slate.com/articles/podcasts/lexicon_valley/2012/04/lexicon_valley_beginning_and_ending_all_of_our_thoughts_with_so_.html