Originally Posted by
etrang
This comment is from this very thread, not far above yours.
"Imagine trying to open a car door at 100mph...impossible. Now try opening a door 2 x the size and weight at nearly 200mph. Also impossible unless the door opens backwards"
I’m going to point out that the 200mph comment makes no sense. This isn’t a car door, it has very powerful power assist. Its cross section against the airflow is quite small, and where this door is, is just behind the wing, so is aerodynamically blanked anyway.