Yes. And so could etsy for rating buyers and sellers. You can't spam easily if you have to spend money to do it. But the grandparent suggested crowdsourcing sa

Yes. And so could etsy for rating buyers and sellers. You can't spam easily if you have to spend money to do it. But the grandparent suggested crowdsourcing saleable articles, for the kind of articles that are meant to be (simplifying) handmade.