After launching four " shoppable windows " – giant touchscreens in high-traffic retail areas that can be used to buy various goods with the help of a smartphone – in NYC this spring, eBay ( EBAY -2.8% ) is planning a major expansion of the initiative. eBay has created screens measuring 10' by 10', and recently set up three units at a San Francisco Westfield mall that sell products from Sony …
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