The part minding about "privacy" and "not knowing what will be shared" is unsubstantiated though, there is no argument against or for that being part of their r

The part minding about "privacy" and "not knowing what will be shared" is unsubstantiated though, there is no argument against or for that being part of their reason. All we know, is that they rate very little. And if they're like me or many it's simply that they don't care about rating stuff, I couldn't care less about people reading the amount of stars I give.