I'm not sure I'd call meta glasses the "latest and greatest". Even if there were no privacy concerns I wouldn't feel left out when it comes to giving facebook the ability to plaster ads on every surface in your field of vision. The tech has a lot of potential, but the product people are using today is trash I feel better off without.
Would a robot report a wife beater? Child abuser? Could a robot legally physically intervene if a human cries for help from another human? Will the robots be hacker proof? Will robots assassinate people in their sleep?
I submitted a poll [1] on this and a few people here would permit these bots in their homes. I also asked people in my local community and their answer was a resounding no.
there are lots of different ways to take this, have fun arguing about the different edge cases and what the constitution (notice that I did not specify which constitution - there are many countries with different ones and different courts!) says.