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How Google helped destroy adoption of RSS feeds
(openrss.org)
This is a most excellent place for technology news and articles.
They could've had basically Reddit if they added a way to have comments in Google reader. Then again, they would've never invested in moderation, so it probably would've turned into a shitheap.
i.e., basically Reddit!
Reddit tricked their own users into doing the moderating, that was their great innovation.