Earlier quoted context omitted.
It can be simultaneously true that smart glasses are a technological marvel and a privacy nightmare. It's also important to consider that while many places have some legal framework along the lines of "no reasonable expectation of privacy in public spaces," there's a social-psychological gap between that and the presumption of being constantly recorded, be it by other private individuals or governments. Because of th…
IMO much of the "no reasonable expectation" stuff is simply wrong, or treats things as an unreasonable binary. For example, there's no reasonable expectation that singing to myself in public won't be recorded. But almost everyone in public does reasonably-assume that their every step isn't being permanently logged by a stalking drone swarm.
Blending into rush hour foot traffic is easy, and I never feel like I stand out enough to attract attention... though in the back of my head, I know that most commercial and government properties have some form of video surveillance, probably backed by some kind of (hopefully coarse) AI subject tagging.