The Hacker News algorithm is suboptimal

List all HN posts ever. Group by URL - i.e. find the re-posts. Select the groups where the re-posts got more votes. Some of those will have radically more votes. Under an efficient algorithm, This demonstrates sub-optimality.

https://twitter.com/ianmiell/status/1089560766758486017

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The Hacker News algorithm is suboptimal

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