A smart thermostat is the most popular potential smart home purchase. – The Internet of Things may be a hot topic in tech circles but it appears that it’s not a popular topic of discussion in the average US household, yet. A new white paper, Smart Home Ecosystem: IoT and Consumers created and published jointly by the Consumer Electronics Association and Parks Associates shows that when it comes to smart thermostats, smartphone-operated security systems, and app-controlled lighting systems US consumers are still very much in the dark.