We Broke Topcoder Ratings (incl. link to Elo-MMR repo)

[EbTech]

https://codeforces.com/blog/entry/87848

[mtmail]

Please note blog posts can't be Show HN because it can't be tried out. https://news.ycombinator.com/showhn.html

[EbTech → mtmail]

There's a link to the repo with our own rating system package. Maybe I should have shown that directly? The intention was to specifically draw attention to this finding.

[yorwba → EbTech]

You could just take "Show HN" out of the title. (Email the mods if it's too late to edit.)