There’s no doubt that smartphone display sizes have been getting bigger ever since Samsung first introduced its original Galaxy Note phablet in 2012 — but are phablets just a niche product or do they have a grander destiny? One-time Microsoft Windows boss Steven Sinofsky, who now serves as a professor at Harvard Business School, has written a post on what he thinks will be 2014′s major technology trends and one of them is the rise of Galaxy Note-sized devices as the de facto size for smartphones. “Today’s phablets seem like a tweener or oddity to some — between a large phone and a small tablet,” Sinofsky writes. “In practice the desire to have one device serve as both your legacy phone (voice and SMS) as well