The notion of "second-hand surveillance" (on analogy to second-smoke) seems powerful -- and more generally I really appreciate the idea of zones where one can be free of this.
https://www.offrecordzones.org/
(via @ajlunited )
That said, it feels off/sad that we have to start by creating zones where people are expected NOT to use the pervert glasses, or Apple watch always-listening tech, etc etc.
OTOH, let's start somewhere!