Patricia Boal speaks with retail analyst and author Bruce Winder about the new A.I. tools offered by Google and Walmart to help with shopping, and whether or not there's an appetite for them among today's shoppers.

<p>Patricia Boal speaks with retail analyst and author Bruce Winder about the new A.I. tools offered by Google and Walmart to help with shopping, and whether or not there's an appetite for them among today's shoppers.</p>