Originally Posted by
Hunter58
The concept of the door is wrong to start with, as it assumed that all pilots are superheroas and will unde no circumstances ever let the baddie into the cockpit under extreme duress. Unless you have ever been under duress you don't know how you would react to it.
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More realistically it gives the pilots time to safely select the appropriate squawk and make a radio call before opening the door.
While you might believe opening the door is to invite a 9/11 most recent hijacks have been for asylum purposes. Either way, would you sit safe in your bubble while people were shot, aircraft depressurised, set on fire or whatever?
And for your second point, been there so I have an idea.