> This would have been expensive, and probably hurt adoption of the new airframe. What alternative did the airlines have though? The A320neo? Cause that would'

> This would have been expensive, and probably hurt adoption of the new airframe. What alternative did the airlines have though? The A320neo? Cause that would've required re-training too. Probably Boeing should've pushed back against the airlines: we've made you a more fuel efficient 737, but it's going to require re-training. Someone or someones may have thought: "MCAS is the only thing that requires retraining? Can't we fudge that?" And the thing is, it still seems like MCAS is a reasonable solution, if poorly implemented.