> Unbiased doesn't exist so I'm ignoring it. and > Perfect doesn't exist so I'm going to ignore better. are not analogous. Now if the line were instead somet

> Unbiased doesn't exist so I'm ignoring it. and > Perfect doesn't exist so I'm going to ignore better. are not analogous. Now if the line were instead something like > Unbiased doesn't exist so I'm ignoring less-biased (or efforts to reduce bias). then you'd be onto something, but as it stands, what you've got there is a false equivalence.