@chrismessina @gwachob @erincandescent @lanodan @evan Forgive me if stating the obvious but just because something's been around 15+ years doesn't mean it isn't relevant to this moment. Some things take decades or longer before they reach their most powerful time.
Related - I still believe that in the long run, wikis will have more influence on global culture than blogs. It's just that blogs (aka tweets or 'status' posts) fit the dominant culture's focus on the now, the latest/shiniest thing.