Here's what I don't understand: the 737 MAX was introduced in 2017. In 2018, two of them dropped out of the sky, the grounded for a while, it turned out Boeing had lost its engineering culture and its priority for safety, and it became clear that the 737 MAX had some serious design problems that they had tried to fix in software. And according to this article, the 737 MAX is Boeing's best selling plane ever. Why? Why…
What choice do they have? Airplanes wear out from metal fatigue over time, so airlines must replace their airplanes regularly. It isn't safe to keep operating the same airplanes for decades. (this very much depends on what the plane is made of - so some airplanes from the 1950s are still safe while others from 2000 are not). Sometimes airplanes are scraped by selling to some "third world" airline that keeps operating…
Has this ever happened for an airliner?