Yes, and had no feelings of superiority over them. They had 300 people behind me that had to be checked, and they were professional and kind toward me. I was kind to them.
I think the writer is a whiner because he is whining. I don't make the same assumption about all writers.
The fact that they search randomly is proof enough. You search randomly because someone told you to and you aren't smart enough to know any better. If they want to prevent hijackings, you search the guys who've hijacked EVERY plane EVER hijacked. Arabic and/or Muslim men between 18-50 years old.
The very fact that they harassed a pregnant woman tells you everything you need to know about their mentality.