Are you a man or a woman?’
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What were you the day you were born ???
Remember when these scanners came out everyone got concerned that the screeners could see your private parts, and even some smuggled pictures got published?
IIRC the fix was to make software do the recognition for bad stuff, but the software needs to know if if you have ‘junk’ down there or not, otherwise called male/female.
Poor TSA, they can fix one problem but cause another - it's the government “Law of Unintended Consequences” in action again.