Tether is centralized. It tracks your funds and data. And that is not the case with the Hive dollar. It has power to replace the stablecoin feature of tether. I have written my view on how it can be replaced or atleast make attempt to.. do give this one a read :) Check out the article: https://hive.blog/hive-167922/@esmeesmith/hive-dollar-let-s-replace-tether