James A. Cooke, CSCMP Supply Chain Quarterly--For logistics and supply chain executives, the convergence of the physical and virtual worlds in retailing will create some challenges.

Imagine shopping on your iPhone or iPad by walking through a virtual grocery store, complete with aisles full of products. You can walk around the store, just as you would across a landscape in an Xbox game. As you move down the virtual aisles, you pick up a virtual box of cereal and read the label before putting it in your shopping cart. When you're done shopping, you go to the virtual checkout counter and pay the virtual clerk. Read more!

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