If anyone has Amazon Alexa, and they linked their Nest Thermostat to
Alexa using an alexa "skill", make sure you dont have a routine
(schedule) in Alexa that is automatically changing the temp on the Nest.
Google is lying and just passing the buck. i've had a Nest "Learning"
Thermostat for YEARS and it worked fine. No issues. Suddenly in the past
couple weeks, it DRASTICALLY changes temperature - i had it set on cool
mode, 75, and around 1200-200am, it...