OK even ignoring the (in my opinion very strong) possibility this interviewer was completely ignorant of the subject matter, how do you manage to miss the conne

OK even ignoring the (in my opinion very strong) possibility this interviewer was completely ignorant of the subject matter, how do you manage to miss the connection between the word "fingerprint" in the desired answer, and the word "unique" in the actual answer? Edit: https://news.ycombinator.com/item?id=12701625 https://news.ycombinator.com/item?id=12701625