[carrotcarrot]

How was that answer even bad exactly? Is white culture racist now?

[cess11]

Whiteness is a racial category, hence only possible in racist societies, i.e. societies that produce racial stratification and identities.

Why you imagine all people that share whiteness also share culture is beyond me.

[espadrine]

Literally the first advice it gives is to embrace the teachings of the Nazis (German short name for National Socialism).

Whether you consider Nazism good or bad is your call, although I will point out that their teachings caused worldwide harm.