Yikes – check the link below for a Nest review
Don’t snicker. This isn’t trivial. According to Nest, there are a quarter of a billion thermostats in this country alone; 10 million more are bought each year.
Half of your home’s energy is controlled by this ugly, beige tool. Most people never even bother to program their programmable thermostats. As a result, their houses actually use more energy than homes without them. Two years ago, the federal government eliminated the entire programmable thermostat category from its Energy Star program.
The Nest Learning Thermostat ($250) doesn’t introduce just one radical rethinking of the thermostat; it introduces four of them.