Because if you have no relevant experience, you shouldn't be making assertions about 'being too calm' since you have no clue what you're talking about. The comm

Because if you have no relevant experience, you shouldn't be making assertions about 'being too calm' since you have no clue what you're talking about. The commenter then digs in further with irrelevant opinions about why he/she thinks the pilot was too calm. It's like a non-programmer opening up some source code, then leaving a comment that the letter X is used too much because it's not used that much in articles on the NY Times.