A QR code is seen on goods for sale during the launch of a temporary "pop-up" Christmas shop run by online giant eBay on Dean Street in Soho, central London

 
A QR code is seen on goods for sale during the launch of a temporary "pop-up" Christmas shop run by online giant eBay on Dean Street in Soho, central London
A QR code is seen on goods for sale during the launch of a temporary "pop-up" Christmas shop run by online giant eBay on Dean Street in Soho, central London November 29, 2011. REUTERS/Neil Hall