'different' is not 'wrong', necessarily. Attack, defend, ad absurdum.
Different has challenges that fairly speaking, need addressing. Or, redefine the operator syllabus, and accept problems that appear in transition. Too much PE lately, of all description. Where it can be identified, it needs to be corrected.
The pilots first wanted a window, then a Stick, then some Press (Mercury).
This debate has become tiresome, and actually forecloses progress toward that which is all important