My post from above pretty much sums up how reddit succeeded as far as I can tell: http://alexisohanian.com/how-reddit-became-reddit-the-smallest-biggest http://

My post from above pretty much sums up how reddit succeeded as far as I can tell: http://alexisohanian.com/how-reddit-became-reddit-the-smallest-biggest http://alexisohanian.com/how-reddit-became-reddit-the-smalle... The ridiculously low registration barrier is something PG has preached to all YC startups. It's great advice. I should also point out that reddit has achieved all of this growth without a single email notification, or tweet, or facebook like, or all of those things apps now do automatically (and we're for the most part OK with). I really didn't see that coming.