> Is the value in the outcome of receiving medical advice and care, and becoming educated,

Absorbing information doesn't make you "educated". Learning how to employ knowledge with accountability and trust with beings in the real world is what's important, and a machine can't teach you how to do that.

> or is the value just in the co-opting of another human being's attention?

Why is it "co-opting" if it involves a mutually consenting exchange?