Make a really really good interface. I have always felt Digg like a labyrinth, and Reddit's look doesn't really attract and also labyrinth-like. Have a good wa

Make a really really good interface. I have always felt Digg like a labyrinth, and Reddit's look doesn't really attract and also labyrinth-like. Have a good way for people to find things they like. Hacker News is a good example in how this can work out. And don't try to look like a clone.