Many of us have said its possible in response to Cerny's own comments regarding the nature of the GPU improvements.
Your input is appreciated man, but the pat yourself on the backs shtick is beyond old.
I was talking to someone who bought a PS4 Slim in December because PS4 Pro didn't have this feature but if he seen my post he could have given Sony time to put out this update that is happening a little over a month after he pulled the trigger on a Slim,