Walmart created some buzz recently when it announced plans to personalize its online shopping experience, but the news failed to address the white elephant that is Walmart’s cornerstone – those big white stores, all 1.1 billion square feet of them.
The low-priced retailer, the largest merchant in the world with sales of more than $476 billion, in early August detailed plans to customize its online experience. In particular, Walmart will draw on previous consumer....