Reviews on Amazon are already linked to a user. Once you find the user's profile, you can see all of their reviews. Blockchain brings nothing to the table in re

Reviews on Amazon are already linked to a user. Once you find the user's profile, you can see all of their reviews. Blockchain brings nothing to the table in regards to detecting bad reviews. Amazon at least affirmatively indicates whether or not a user has purchased a certain product. Furthermore, there are already (non-blockchain) tools to adjust a product's reviews to account for bad actors: https://www.fakespot.com/ https://www.fakespot.com/