in the other parts of the machine learning pipeline they can serve to exaggerate or mitigate that bias in the data set but they themselves can only be statistically biased and not societally biased but ya'know can make the terrible mistake of pinpointing the exact root cause of this problem and not addressing the I guess wider ranging problems in the field as some people perceive it and he shouldn't have to write he pretty clearly says this is why it happens we can solve it by swapping the dataset he doesn't say anything about anything else