The achievement back-end has been rewritten (it was getting really slow as it wasn't optimized for this many achievements), and we are starting to add some new features, which will eventually turn into a sexy front end revamp. For now, you can now see how you rank for each achievement you've earned vs others by clicking on the achievement. The page will look like this: https://tracker.recursion.tk/?p=c&c=achievements&id=27