[pekk]

> It would be entirely wrong, however, to use these inputs to infer anything whatsoever about the respective propensity of Blue and Green people to become doctors in an environment in which such a rule or idea of a rule had never existed.

That's fine but it isn't the goal of these algorithms. It isn't the reality that is useful for them to learn. It's a different problem to try to build some kind of "unbiased" ontology rather than just to learn about words. Feel free to research or create solutions to this other problem, it sounds interesting.