I have AP2.5/Dec 2017 delivery...
But he didn’t say “not ready yet”, he said “requires intel MCU”. That doesn’t imply I can get the HW3 upgrade in the future without replacing the MCU1 or that they are working on it...
Well as far as the service guys are concerned so far to this point HW3 does require MCU2. That's not to say in 6 months it won't