Smart glasses might be an increasingly popular category, but theres still a lot that needs to be figured out. Privacy âspecifically whether we should really be walking around with cameras on our faces at allâis a major issue thats pretty far from being solved. Or what about apps ? If were wearing recording devices with screens on our faces, what should they do for us, exactly? There are more basic and practical problems than those, too, like how the hell do you even use something without a...