It is using that we are used to look at faces as a way to display multi variate categorical variables. Not all of such dimensions are bad/good dichotomies. Deem

It is using that we are used to look at faces as a way to display multi variate categorical variables. Not all of such dimensions are bad/good dichotomies. Deeming a visualization technique as evil because it can be used to poor taste may seem clever, but ultimately will leave us with no visualization techniques left.