Communism isn’t the issue the same way Capitalism isn’t the issue, the issue is rich people abusing working class and poor people. Removing democracy from these systems just make them absolutely horrid in the long run. Also China isn’t communist it’s state capitalist dictatorship.
The hard part of math isn’t understanding esoteric symbols it’s the theory behind it and it’s application. Number theory will mindbreak almost all people.
In a lot of places if you own any land you are a millionaire, it’s coming to the point that if you own a condo you are a millionaire.