[hissworks]

In my (recent) experience, Honeywell owns the HVAC contractor market, which is where these decisions are being made on installation, repair, and maintenance.

Limited sample size but between three furnace + air quotes proposed in August 2015, all three contractors recommended the Honeywell and all three contractors dismissed the Nest as a gimmick with lackluster functionality compared to the Honeywell.

[toomuchtodo]

Over a year ago, Nest was selling 100K thermostats a month:

http://www.businessinsider.com/nest-revenue-2014-1