PredictionBook transitioning to read-only mode at the end of 2023 ( read more ).

[The total number of GWWC members on January 1, 2018, is] More than 7,500 (more than 3x growth)

Created by OpenPhilUnofficial on 2017-08-30; known on 2020-01-01; judged wrong by Bruno Parga on 2020-01-02.

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