We do this in the UK but A: it's really small, as in a person with 20/20 vision has to get physically close to the price tag to read it. And B: all supermarkets

We do this in the UK but A: it's really small, as in a person with 20/20 vision has to get physically close to the price tag to read it. And B: all supermarkets seem to offer lower "membership card" prices which don't have to list this. So, yes, but also there's other stuff you have to do to ensure that supermarkets don't make this information harder to use/make it irrelevant entirely.