Authentic replicants like the book wouldn't work on screen, I feel. The movie tells you K is a replicants within the first few minutes, it's not ambiguous like

Authentic replicants like the book wouldn't work on screen, I feel. The movie tells you K is a replicants within the first few minutes, it's not ambiguous like deckard (eh), the point of K is that he has meaning handed to him on a plate - he might be human.