So is efficiency the new bias? Efficiency is also closely related to excellency in terms of evaluations. And we don't teach these things in school. I've noticed

So is efficiency the new bias? Efficiency is also closely related to excellency in terms of evaluations. And we don't teach these things in school. I've noticed in practice people use cover-all expressions like "you will know it when it's right", or "oh, that would be too complex". The required level of explanation seems to escape us.