As you might've noticed, CES 2013 didn't turn out much in they way of smartphone reveals. Most of the mobile industry's big guns held back their reserves (Sony aside), prepping behind-the-scenes for Barcelona's world stage and ceding this Vegas showcase to lesser known Chinese OEMs. So before we bid adieu to these vast convention halls and tuck in for the impending reviews, we've decided to roundup the show's only flagships -- ZTE's Grand S,