For me, one of the most exciting announcements at NAB was Dolby’s Atmos. Essentially what it aims to do is  ”blend onscreen visuals with enhanced audio by not limiting the sound to channels or fixed speaker locations” making it possible to fully immerse you audience, tell more of your story with well placed sound positioning, and do array pans.  Watch the video you’ll see what I’m talking about.  Or read all about it here.