> How can any airline not consider having these in their fleet as a complete liability? What choice do they have? We have a global duopoly for passenger aircr

> How can any airline not consider having these in their fleet as a complete liability? What choice do they have? We have a global duopoly for passenger aircraft and these new efficient medium-body jets have backorders going forward for years. If it was a simple as cancelling and getting different jets delivered in the same time frame, I am sure that some carriers would do so.