Tangential rant: It’s becoming hard to buy dumb appliances.
I was looking at robot vacuums, and most need internet connection at least for setup - by which point it’s already uploaded your floor plan and who knows what to the cloud.
Not sure that’s a great example when you can easily buy a regular vacuum. Robot vacuums are sort of by definition already the “smart appliance” version of the “dumb appliance regular vacuum”.
https://valetudo.cloud/
The project was recently discussed on HN as well. It has its issues but it works.