You keep repeating black faces have lower variance, but you never back this up. Personally I find it a preposterous thesis, I find the opposite to be true. I kn

You keep repeating black faces have lower variance, but you never back this up. Personally I find it a preposterous thesis, I find the opposite to be true. I know for a fact genetic diversity is highest among Africans. By being so convinced of this without showing any proof you are running to risk of proving the point at the root of this issue: we are not addressing our bias in building the system. Not only in our data, but in your case perhaps even not in our thinking.