"it turns out that the best method (one of several more or less equivalent methods) calls for passengers in even-numbered window seats near the back of the plan

"it turns out that the best method (one of several more or less equivalent methods) calls for passengers in even-numbered window seats near the back of the plane to board first", followed by even middle, even front, and odd rows int same order. I think I would be very annoyed if I arrived first and was the last to board, but the article says that its method is 6x faster than the current method.