Most anyone you ask would agree that there is just a time when developers need to just let it go. Not every object needs to have a microphone, camera, or even multiple sensors attached to it.
There may be a justification for these types of items being included on that you may expect them to be part of but not attached to those items listed in a new patent filed by Walmart.
The patent is that of a smart shopping cart. The premise is that its design will provide feedback to the retailer on your spending habits and such areas as your