I've wanted something quite like this. I want to be able to discuss any topic with a group of thoughtful people. Most communities instead restrict solely by t

I've wanted something quite like this. I want to be able to discuss any topic with a group of thoughtful people. Most communities instead restrict solely by topic. Basically, I want the old usenet back. I'm not sure if the best solution is to scrape a bunch of communities, or just create one central site, that becomes so powerful it sucks in all the great/people conversations (eg wikipedia).