Yes. Good filters and privacy/security are an absolutely vital requirement today. Unbreaking things and adding features via extensions or something are also good.
A way to monitor and regulate body chemistry or neural action would be nice. Change and directly see my stress and sleepiness levels, regulate pain at will if necessary etc. I think there would be tons of uses for things like that.
A skin that isn't trying to kill itself would be pretty high on my list. Along with parts that are falling apart from old age. But I'm not sure those would be augmentations so much as bug fixes.
Yes. Good filters and privacy/security are an absolutely vital requirement today. Unbreaking things and adding features via extensions or something are also good.