I've become a fan of the micro-paywall. A one-time fee of $5-10 is an amazingly powerful filter.
Metafilter, as you said, is one example. Another is the Ruby Rogues Parley mailing list (now Discourse site). I can only imagine what a HN with similar filtering-of-the-noise would be like.
Metafilter, as you said, is one example. Another is the Ruby Rogues Parley mailing list (now Discourse site). I can only imagine what a HN with similar filtering-of-the-noise would be like.