Google will stop supporting early Nest thermostats on October 25
techcrunch.com
techcrunch.com
And all of these mini splits (at least many) have their own remote control and usually an app as well.
This is always my worry for smart tech in the house, that I'll end up buying three times - first I paid for the dumb light switch, then I swap it out for a smart one, then that stops working and I have to revert to a dumb switch, but have to buy one as I got rid of the original.
I don't use any advanced features, don't connect it to the network, and frankly don't need any updates.