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![](https://sh.itjust.works/pictrs/image/045a2049-eb61-4960-88ba-97e7f1ffbf31.jpeg)
And then there are devs/games like Nolla/Noita which specifically included a nice little message for data miners which asked them to keep all the gained secrets a secret until a certain date with a reward for both them and the community if they did and who would have guessed: they did! And now they are immortalized inside the games credits!
But stores this information as a metadata file, which gets invalidated when a new file is added/removed from the program muhahaha!