Let's distill this down to the basic facts. 1) the CX crew screwed it up, big time (and possibly the UA, but CX was the instigator of the entire mess). and 2) this is the consequence of a company management that long ago abrogated any concern for experience and judgement in the cockpit. We are becoming largely an airline of cadet pilots who have known no other working environment, and who's ability to deal with these sort of situations is compromised by rote learning and checking. Ultimately, there is just nothing like the experience you get in the military, or bug smashing your way around the bush for a few years. CX will feature more and more in such events until the inevitable front page headline. Tick tock...