I think it's because not everyone realizes that the newer smart glasses are, in fact, smart glasses. They hid them pretty well.
They are still for creeps and when people start learning what to look for, these creeps will get punched in the nose regularly.
The Nerdskull
“Smart glasses are gaining traction because people no longer feel stupid wearing them”
www.pcmag.com/news/smart-g...
The Ray-Ban Meta lineup has achieved a 'rare' feat in consumer tech, IDC says: Making something people will wear in public. That's good news for Google's Android XR platform and Apple.