Earlier quoted context omitted.
I can see why you'd think that, but I was totally polite and respectful to the immigration officer at all times -- like I said, I'm a very nervous immigrant, so I would never do anything to jeopardize my processing. I don't fidget or roll my eyes, or indicate impatience. While I'm no fan of the staff of the USCIS, I would never say anything to them to indicate it. Apart from it being very impolite, it would be stupid…
What you described was unremarkable. It should not have been stressful, and it is certainly not worth complaining about.
The author considered it worth complaining about, I disagree but again, we're different people.
The fact that you think that it is unremarkable is remarkable, and is part of the reason why this nonsense continues.