Honestly, just take notes and reread them sometimes, maybe?
But the face recognition, memory of interactions etc should stay on device. That why I said I don’t want it to,take pictures I have access to.
>> face recognition, memory of interactions etc should stay on device
It can't be processed there, chip too small. And physics don't allow us to make chips smaller anymore.
I wonder, though, if it could be hosted on a phone and processed here. Not realistic for current smartphones, but if we talking about theoretical, it's would be a neat trick.
I can imagine a future device that has three parts: lightweight glasses with HUD as a thin client, a glovelike input device to track your hand, and a small box you put in your pocket/bag.