Leno used to do a segment called “Jaywalking” which was similar. He or staffers would go into the streets and query people on various subjects. The ignorance was astounding. Some say it was staged or only the most egregious were shown.
Believe it. I’m a homeschooled millennial; there are college graduates my age who can’t do basic aritmetic, spell, or even read, never mind knowing any history or geography.
Some are so dumb, it is hard to comprehend how they even get up in the morning and function in life.