And in the US & UK, people get impressed with tromped-down crop circles. Sounds like the average alien isn't as smart as a Japanese rice farmer!
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk