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FTC urged to make smart devices say how long they will be supported
(arstechnica.com)
This is a most excellent place for technology news and articles.
There are several competing protocol: zigbee, zwave, and the newest is matter. They just require a hub to be controlled.
I use all zigbee smart switches, and a conbee II usb stick. I have a old laptop running homeassistant os, and it has a one click addon for conbee II. I think amazon echo also have builtin zigbee controller.
If the power goes out, all the switch automatically connects back to the hub when the power is back. Obviously, this setup is not affected by google, amazon, even the entire internet goes down. As long as my router is functional, I can control everything using my phone, when I am at home.
To be pedantic: