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“Reddit cannot survive without its moderators. It cannot.” - The Verge
(www.theverge.com)
This is a most excellent place for technology news and articles.
Digg had critical mass relative to other sites of that era, but that was a very different Internet. Digg was never even close to as huge or ubiquitous as reddit is now. I really think the two situations, while similar, really are not comparable.