The interesting thing about Reddit, is that in a select few subreddits that are fortunate to have moderators as good as jessamyn, the experience is phenomenal a

The interesting thing about Reddit, is that in a select few subreddits that are fortunate to have moderators as good as jessamyn, the experience is phenomenal and there is a concentration of domain experts sharing knowledge at a rate and depth to put even Hacker News to shame. /r/askhistorians is one that comes to mind immediately.