I have an ecobee and I actually wonder whether it needs an internet connection. For setup, certainly. But I have it connected to Apple HomeKit, which all runs o

I have an ecobee and I actually wonder whether it needs an internet connection. For setup, certainly. But I have it connected to Apple HomeKit, which all runs on internal networking. My Apple TV then exposes HomeKit for use outside the house. Either way, HA lets you use a whole load of random ZWave/ZigBee/whatever thermostats: https://community.home-assistant.io/t/latest-and-greatest-thermostats-no-cloud-preferable-we-all-saw-what-happened-with-nest/115827 https://community.home-assistant.io/t/latest-and-greatest-th...