I get things are better now. I type this on a 2013 Macbook Air. This is my main, personal dev machine. I understand the levels of improvement we have achieved.

I get things are better now. I type this on a 2013 Macbook Air. This is my main, personal dev machine. I understand the levels of improvement we have achieved. But Apple has a truly novel design with the new Pro. Even the machine in your link has 1 CPU fan, 1 GPU fan and a power supply fan. And it's still quite empty and not that small. No one except Apple is even trying.