As with most technology, there are plusses and minuses.

If used correctly (if is doing lots of heavy lifting here) this type of system, eye gaze, imu & microphones would provide much much better hearing aids than the current state of the art, at a much cheaper price (go look up the price of hearing aids, its _extortion_ )

Using gate analysis, it would be possible predict when someone is prone to falls, allowing much longer independence for older people.

Assuming that its possible to understand who you are talking to and what they said, you could mitigate and support dementia much more than we can now.

However.

You also have a vast network of headsets with highly accurate always on location, able to see what you are looking at, who you talk to, what you say, and in somecases what you feel about things.

Add in some basic object/facial recognition and you have an authoritarian's wet dream.

now is the time to regulate, but alas, that wont happen.