A recent study from eMarketer highlighted some encouraging data for Mobile Augmented Reality and Natural User Interface technology use in retail.  The first bit of data comes from a Mobile Shopping Tools study:

“Few consumers use augmented reality tools when shopping via mobile, but those who do are finding them extremely useful. In fact, while just 9% of US internet users surveyed by Catapult Marketing in November 2013 used mobile augmented reality tools when shopping ...