Puzzle difficulty ranking - Automatic or Manual?

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Avatar of Zipho_Lunika

Is puzzle difficulty ranking done manually or is it done automatically? Are new puzzles detected and added by analyzing new games and old games in databases?

If done automatically, then I can see how this may be used as a fair play tool. Just one of the reasons why I am curious.

Avatar of Drummer_GD_Elijah

That's a good question.

10 years on this site and this is the first forum you've made? Cool