> it's tree-shaped threads Tree like threads existed on forums long before reddit. But this is one of the reasons I'd say reddit is more like a mailing list or

> it's tree-shaped threads Tree like threads existed on forums long before reddit. But this is one of the reasons I'd say reddit is more like a mailing list or a newsgroup. > and it's subreddits. Again, like a mailing list. > What defines Reddit is it's ranking algorithm This is it's big difference, I'm still not convinced ranking algorithms do more good than harm though.