I'm intrigued by lobste.rs user sign up model. You need to be recommended by someone:
miniblog.
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Only ~15% of the stories on HN are interesting to me. It's a little higher on lobste.rs and subject-specific subreddits, but still <50%.
Is it worth building an ML based RSS reader/aggregator? This seems like a classic classification problem, but I worry about filter bubbles.
Interesting consequence of lobste.rs accounts requiring a referral from another user: you can identify voting rings!
lobste.rs have a public log of moderation actions: https://lobste.rs/moderations . Admirable transparency and accountability!
