"...the top 100 Digg users are responsible for more than half of the content that reaches the Digg front page. Furthermore, there could be as few as 20 'superusers' who are responsible for submitting 25 per cent of Digg's front-page stories. If you do the maths, you'll realise that anyone could set up a company with that many employees and have a far more interesting and diverse front page... "
https://www.cnet.com/tech/computing/digg-is-dead-twitter-kil...