I started building a site that works kind of like that. It is essentially a reddit clone that will rank articles by how likely you are to vote them up. I put

I started building a site that works kind of like that. It is essentially a reddit clone that will rank articles by how likely you are to vote them up. I put it on hold and decided to first build a product that users would pay for. But I would still like to build this site someday, or use it if someone else builds it first.