No smartphones either then? Even when guests come over?

I would highly value a phone that had a physical kill switch for mic, camera, and sensors. The best would be a multi level level kill switch: one for that, another step to kill mobile, another to kill all networking. Not perfect, but better than nothing.

They go in a little sound isolated Faraday cage.

If you want to check your phone, you can stand up and take the 60 seconds to do it.