People have been selectively "banning math" for decades - https://en.wikipedia.org/wiki/Export_of_cryptography_from_the_United_States https://en.wikipedia.org/

People have been selectively "banning math" for decades - https://en.wikipedia.org/wiki/Export_of_cryptography_from_the_United_States https://en.wikipedia.org/wiki/Export_of_cryptography_from_th...