I avoid things like Echo, Roomba, and closed ecosystem IOT-type devices for just this reason. And I'd never allow these in my home. To get around this problem,

I avoid things like Echo, Roomba, and closed ecosystem IOT-type devices for just this reason. And I'd never allow these in my home. To get around this problem, it would be cool to see something like a DIY merged with quality industrial design where the owner gets end-to-end custody of resulting data. Unfortunately this doesn't lend itself to being a favorable investment for corporate monopolies.