What i don't understand about "computer use" is why they're not just grabbing the window handles and storing them to determine what should be clicked after the

What i don't understand about "computer use" is why they're not just grabbing the window handles and storing them to determine what should be clicked after the first few iterations of using that a specific application. if a new case / path / whatever is found, drop back to screen grabbing and bounding boxes and then figure the handles that are there and store after. idk.. not really thought out too much, but has to be better