Amazon will delete a review if it mentions alternative-to-amazon ways to acquire the product. It's a known tactic among our cybernetic overlords. Because they

Amazon will delete a review if it mentions alternative-to-amazon ways to acquire the product. It's a known tactic among our cybernetic overlords. Because they feel threatened by your neighbor's garage sale? Of course not. I imagine it's like squashing the ants in your kitchen. We aren't really afraid that one of them is gonna make off with the milk jug. But all the same we don't like them touching our stuff. So we implement that policy. Almost unconsciously.