I just don't think this is true. I mean, I see your point, but it just doesn't seem to be that significant in practice. Possibly because the interest you get at

I just don't think this is true. I mean, I see your point, but it just doesn't seem to be that significant in practice. Possibly because the interest you get at a bank has inflation priced in. In reality, more or less everything is getting cheaper in real terms. There are some exceptions, like housing (urban land), and services (people's time) but these are exceptions.