That's a little naive Jonathon!
Each fleet has the resident bipolar lunatic dishing out scores and if you get the wrong guy on the wrong day ... YOU'RE CACTUS!
All I need to do is ridicule every move the candidate makes and by the end of the check he's finished ...
In fairness every airline has failures and some people are below par in a big way but our methods of cleaning out the ranks are far more creative!
Will anyone have me over for dinner to watch the F1? I'll bring the beer ....