At present the most popular thermostat “is known as the Honeywell Round, a white sphere circle with tiny meters indicating actual and desired room temperatures. When legendary designer Henry Dreyfus designed it, it was an instant hit – but that was 1953!”
Here’s the Nest Learning Thermostat’s own page, which I didn’t see linked in the actual article.
(I did a little copy-editing on the headline. You can compare with the original yourself. Mine subs an inoffensive pun for a cliché.) (via)
Brave New Thermostat: How the iPod’s Creator Is Making Home Heating [Cool]