Walmart and Target have dropped Kindle readers. Why?  Here’s a theory that attributes the move to a schism between the worlds biggest retailers and most popular e-readers: Amazon has pointedly positioned physical retailers as mere showrooms … and offered discounts to shoppers who go outside to “kick tires,”  before going online to compare prices and buy. 

(via Sorry Amazon, Walmart Is Done Selling Your E-Readers For You | TechCrunch)