> In German we call this "Betriebsblindheit" and there seems to be no translation to English. The literal translation would be "business-blindness" or "working

> In German we call this "Betriebsblindheit" and there seems to be no translation to English. The literal translation would be "business-blindness" or "working-blindness", and you're correct that there's not really a good immediate translation that I can think of. It's maybe a kind of sensory familiarity -- the non-perception of things that are familiar. Like how you forget that the loud air conditioner is blowing, because it's been constantly droning for a while.