> How would we know unless they do it? We know it because the Airbus 320NEO which is based on a late 80s design, does not have all the cons the 737 has, and wa

> How would we know unless they do it? We know it because the Airbus 320NEO which is based on a late 80s design, does not have all the cons the 737 has, and was the reason Boeing scrambled to make the 737Max.