[jalada]

It's looking dated now but I built https://www.rivered.io 10 years ago, based on the same theory, inspired by Dave Winer's discussion on the topic: http://scripting.com/2014/06/02/whatIsARiverOfNewsAggregator....

[giantrobot]

I miss the various *planet feeds. I've started but then stopped building copies over the years. Whenever I get interested I don't have time to do the work and whenever I have the time I don't have the interest.