I think you have something here if you focus on the idea that the submissions should be essays. If you don't focus that and make sure the content is great, the

I think you have something here if you focus on the idea that the submissions should be essays. If you don't focus that and make sure the content is great, then there's not much of a difference between this platform and, say, Tumblr. Sure, following interests adds a nice layer, but there are plenty of other platforms that allow for that as well. You're right to focus on content. Part of the reason HN is so successful is because the rules and regulations on content are adhered to, strictly. Adopt some of that, and I think you could gain a good user base.