Digital signage is one of the more obvious M2M solutions that we could be seeing much more of in the near future.
This interactive panel hosts a webcam, which automatically analyzes the gender and age of the viewers using facial recognition technology. Naturally, that's not going to be perfect all the time, but Sprint reps assured that its aggregate level is rather precise.
Thus, not only can the display send back real-time info about who is watching the displayed advertisement, but also whether or not the viewers were paying close attention and for how long.
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