Notice and consent is an absurd legal fiction. … But as terrible as notice-and-consent is, at least it pretends that people should have some say in the destiny of the data that evanescences off of their lives as they move through time, space, and information.
The next generation of networked devices are literally incapable of participating in that fiction.
The best way to secure data is never to collect it in the first place. Data that is collected is likely to leak. Data that is collected and retained is certain to leak. A house that can be controlled by voice and gesture is a house with a camera and a microphone covering every inch of its floorplan.